diff --git a/.xo-printable2/CMakeLists.txt b/.xo-printable2/CMakeLists.txt
deleted file mode 100644
index 602fce5e..00000000
--- a/.xo-printable2/CMakeLists.txt
+++ /dev/null
@@ -1,46 +0,0 @@
-# xo-printable2/CMakeLists.txt
-
-cmake_minimum_required(VERSION 3.10)
-
-project(xo_printable2 VERSION 0.1)
-
-include(GNUInstallDirs)
-include(cmake/xo-bootstrap-macros.cmake)
-
-xo_cxx_toplevel_options3()
-
-# ----------------------------------------------------------------
-# c++ settings
-
-set(PROJECT_CXX_FLAGS "")
-#set(PROJECT_CXX_FLAGS "-fconcepts-diagnostics-depth=2")  # gcc-only!
-add_definitions(${PROJECT_CXX_FLAGS})
-
-# ----------------------------------------------------------------
-
-xo_add_genfacet(
-    TARGET xo-printable2-facet-printable
-    FACET Printable
-    INPUT idl/Printable.json5
-    OUTPUT_HPP_DIR include/xo/printable2
-    OUTPUT_IMPL_SUBDIR detail
-)
-
-# ----------------------------------------------------------------
-
-add_subdirectory(src/printable2)
-#add_subdirectory(utest)
-
-install(DIRECTORY idl/
-    DESTINATION share/${PROJECT_NAME}/idl
-    FILES_MATCHING PATTERN "*.json5")
-
-xo_export_cmake_config(${PROJECT_NAME} ${PROJECT_VERSION} ${PROJECT_NAME}Targets)
-
-# ----------------------------------------------------------------
-# docs targets depend on other library/utest/exec targets above,
-# --> must come after them.
-#
-#add_subdirectory(docs)
-
-# end CMakeLists.txt
diff --git a/.xo-printable2/README.md b/.xo-printable2/README.md
deleted file mode 100644
index 1bac1c02..00000000
--- a/.xo-printable2/README.md
+++ /dev/null
@@ -1 +0,0 @@
-# xo-printable2
diff --git a/.xo-printable2/cmake/xo-bootstrap-macros.cmake b/.xo-printable2/cmake/xo-bootstrap-macros.cmake
deleted file mode 100644
index 592272c0..00000000
--- a/.xo-printable2/cmake/xo-bootstrap-macros.cmake
+++ /dev/null
@@ -1,41 +0,0 @@
-# ----------------------------------------------------------------
-# for example:
-#   $ PREFIX=/usr/local   # for example
-#   $ cmake -DCMAKE_MODULE_PATH=prefix -DCMAKE_INSTALL_PREFIX=$PREFIX -B .build
-#
-# will get
-#   CMAKE_MODULE_PATH
-# from xo-cmake-config --cmake-module-path
-#
-# and expect .cmake macros in
-#   CMAKE_MODULE_PATH/xo_macros/xo_cxx.cmake
-# ----------------------------------------------------------------
-
-find_program(XO_CMAKE_CONFIG_EXECUTABLE NAMES xo-cmake-config REQUIRED)
-
-if ("${XO_CMAKE_CONFIG_EXECUTABLE}" STREQUAL "XO_CMAKE_CONFIG_EXECUTABLE-NOT_FOUND")
-    message(FATAL "could not find xo-cmake-config executable")
-endif()
-
-message(STATUS "XO_CMAKE_CONFIG_EXECUTABLE=${XO_CMAKE_CONFIG_EXECUTABLE}")
-
-if (XO_SUBMODULE_BUILD)
-    if (("${CMAKE_MODULE_PATH}" STREQUAL "") OR ("${CMAKE_MODULE_PATH}" STREQUAL prefix))
-        # local version of xo-cmake macros
-        set(CMAKE_MODULE_PATH "${PROJECT_SOURCE_DIR}/xo-cmake/cmake")
-        message(STATUS "CMAKE_MODULE_PATH=${CMAKE_MODULE_PATH}")
-    endif()
-else()
-    if (("${CMAKE_MODULE_PATH}" STREQUAL "") OR ("${CMAKE_MODULE_PATH}" STREQUAL prefix))
-        # default to typical install location for xo-project-macros
-        execute_process(COMMAND ${XO_CMAKE_CONFIG_EXECUTABLE} --cmake-module-path OUTPUT_VARIABLE CMAKE_MODULE_PATH)
-        message(STATUS "CMAKE_MODULE_PATH=${CMAKE_MODULE_PATH}")
-    endif()
-endif()
-
-# needs to have been installed somewhere on CMAKE_MODULE_PATH,
-# (e.g. from xo-cmake with the same value for CMAKE_INSTALL_PREFIX)
-#
-include(xo_macros/xo_cxx)
-
-xo_cxx_bootstrap_message()
diff --git a/.xo-printable2/cmake/xo_printable2Config.cmake.in b/.xo-printable2/cmake/xo_printable2Config.cmake.in
deleted file mode 100644
index 3bcd63df..00000000
--- a/.xo-printable2/cmake/xo_printable2Config.cmake.in
+++ /dev/null
@@ -1,8 +0,0 @@
-@PACKAGE_INIT@
-
-include(CMakeFindDependencyMacro)
-find_dependency(indentlog)
-find_dependency(xo_facet)
-include("${CMAKE_CURRENT_LIST_DIR}/@PROJECT_NAME@Targets.cmake")
-include("${CMAKE_CURRENT_LIST_DIR}/@PROJECT_NAME@Share.cmake")
-check_required_components("@PROJECT_NAME@")
diff --git a/.xo-printable2/idl/Printable.json5 b/.xo-printable2/idl/Printable.json5
deleted file mode 100644
index 9926e73e..00000000
--- a/.xo-printable2/idl/Printable.json5
+++ /dev/null
@@ -1,45 +0,0 @@
-{
-    mode: "facet",
-    output_cpp_dir: "src/printable2",
-    output_hpp_dir: "include/xo/printable2",
-    output_impl_subdir: "detail",
-    includes: ["<xo/indentlog/print/ppindentinfo.hpp>"],
-    // extra includes in Printable.hpp
-    user_hpp_includes: ["\"detail/ppdetail_Printable.hpp\""],
-    namespace1: "xo",
-    namespace2: "print",
-    // text after includes, before APrintable
-    pretext: [ "// {pretext} here" ],
-    facet: "Printable",
-    detail_subdir: "detail",
-    brief: "pretty-printable objects",
-    using_doxygen: true,
-    doc: [
-        "Trait for data types that support pretty-printing"
-    ],
-    types: [
-        // using ppindentinfo = xo::print::ppindentinfo
-        {
-            name: "ppindentinfo",
-            doc:  ["dynamic pretty-printing state during layout"],
-            definition: "xo::print::ppindentinfo",
-        },
-    ],
-    const_methods: [
-        // bool pretty(const ppindentinfo & ppii) const
-        {
-            name: "pretty",
-            doc: [
-                "Pretty-printing support for this object.",
-                "See [xo-indentlog/xo/indentlog/pretty.hpp]",
-            ],
-            return_type: "bool",
-            args: [
-                {type: "const ppindentinfo &", name: "ppii"},
-            ],
-            const: true,
-        },
-    ],
-    nonconst_methods: [],
-    router_facet_explicit_content: [],
-}
diff --git a/.xo-printable2/include/xo/printable2/Printable.hpp b/.xo-printable2/include/xo/printable2/Printable.hpp
deleted file mode 100644
index cec3bc34..00000000
--- a/.xo-printable2/include/xo/printable2/Printable.hpp
+++ /dev/null
@@ -1,25 +0,0 @@
-/** @file Printable.hpp
- *
- *  Generated automagically from ingredients:
- *  1. code generator:
- *       [/home/roland/proj/xo-umbrella2-claude1/xo-facet/codegen/genfacet]
- *     arguments:
- *       --input [idl/Printable.json5]
- *  2. jinja2 template for facet .hpp file:
- *       [facet.hpp.j2]
- *  3. idl for facet methods
- *       [idl/Printable.json5]
- **/
-
-#pragma once
-
-#include "detail/APrintable.hpp"
-#include "detail/IPrintable_Any.hpp"
-#include "detail/IPrintable_Xfer.hpp"
-#include "detail/RPrintable.hpp"
-
-#include "detail/ppdetail_Printable.hpp"
-
-#include <xo/alloc2/Allocator.hpp>
-
-/* end Printable.hpp */
diff --git a/.xo-printable2/include/xo/printable2/detail/APrintable.hpp b/.xo-printable2/include/xo/printable2/detail/APrintable.hpp
deleted file mode 100644
index e5b757de..00000000
--- a/.xo-printable2/include/xo/printable2/detail/APrintable.hpp
+++ /dev/null
@@ -1,74 +0,0 @@
-/** @file APrintable.hpp
- *
- *  Generated automagically from ingredients:
- *  1. code generator:
- *       [/home/roland/proj/xo-umbrella2-claude1/xo-facet/codegen/genfacet]
- *     arguments:
- *       --input [idl/Printable.json5]
- *  2. jinja2 template for abstract facet .hpp file:
- *       [abstract_facet.hpp.j2]
- *  3. idl for facet methods
- *       [idl/Printable.json5]
- **/
-
-#pragma once
-
-// includes (via {facet_includes})
-#include <xo/indentlog/print/ppindentinfo.hpp>
-#include <xo/facet/obj.hpp>
-#include <xo/facet/facet_implementation.hpp>
-#include <xo/facet/typeseq.hpp>
-
-
-namespace xo {
-namespace print {
-
-using Copaque = const void *;
-using Opaque = void *;
-
-/**
-Trait for data types that support pretty-printing
-**/
-class APrintable {
-public:
-    /** @defgroup print-printable-type-traits **/
-    ///@{
-    // types
-    /** integer identifying a type **/
-    using typeseq = xo::facet::typeseq;
-    using Copaque = const void *;
-    using Opaque = void *;
-    /** dynamic pretty-printing state during layout **/
-    using ppindentinfo = xo::print::ppindentinfo;
-    ///@}
-
-    /** @defgroup print-printable-methods **/
-    ///@{
-    // const methods
-    /** RTTI: unique id# for actual runtime data representation **/
-    virtual typeseq _typeseq() const noexcept = 0;
-    /** Pretty-printing support for this object.
-See [xo-indentlog/xo/indentlog/pretty.hpp] **/
-    virtual bool pretty(Copaque data, const ppindentinfo & ppii)  const = 0;
-
-    // nonconst methods
-    ///@}
-}; /*APrintable*/
-
-/** Implementation IPrintable_DRepr of APrintable for state DRepr
- *  should provide a specialization:
- *
- *    template <>
- *    struct xo::facet::FacetImplementation<APrintable, DRepr> {
- *        using Impltype = IPrintable_DRepr;
- *    };
- *
- *  then IPrintable_ImplType<DRepr> --> IPrintable_DRepr
- **/
-template <typename DRepr>
-using IPrintable_ImplType = xo::facet::FacetImplType<APrintable, DRepr>;
-
-} /*namespace print*/
-} /*namespace xo*/
-
-/* APrintable.hpp */
\ No newline at end of file
diff --git a/.xo-printable2/include/xo/printable2/detail/IPrintable_Any.hpp b/.xo-printable2/include/xo/printable2/detail/IPrintable_Any.hpp
deleted file mode 100644
index ae3faf0f..00000000
--- a/.xo-printable2/include/xo/printable2/detail/IPrintable_Any.hpp
+++ /dev/null
@@ -1,86 +0,0 @@
-/** @file IPrintable_Any.hpp
- *
- *  Generated automagically from ingredients:
- *  1. code generator:
- *       [/home/roland/proj/xo-umbrella2-claude1/xo-facet/codegen/genfacet]
- *     arguments:
- *       --input [idl/Printable.json5]
- *  2. jinja2 template for abstract facet .hpp file:
- *       [iface_facet_any.hpp.j2]
- *  3. idl for facet methods
- *       [idl/Printable.json5]
- **/
-
-#pragma once
-
-#include "APrintable.hpp"
-#include <xo/facet/obj.hpp>
-
-namespace xo { namespace print { class IPrintable_Any; } }
-
-namespace xo {
-namespace facet {
-
-template <>
-struct FacetImplementation<xo::print::APrintable,
-                           DVariantPlaceholder>
-{
-    using ImplType = xo::print::IPrintable_Any;
-};
-
-}
-}
-
-namespace xo {
-namespace print {
-
-    /** @class IPrintable_Any
-     *  @brief APrintable implementation for empty variant instance
-     **/
-    class IPrintable_Any : public APrintable {
-    public:
-        /** @defgroup print-printable-any-type-traits **/
-        ///@{
-
-        /** integer identifying a type **/
-        using typeseq = xo::facet::typeseq;
-        using ppindentinfo = APrintable::ppindentinfo;
-
-        ///@}
-        /** @defgroup print-printable-any-methods **/
-        ///@{
-
-        const APrintable * iface() const { return std::launder(this); }
-
-        // from APrintable
-
-        // const methods
-        typeseq _typeseq() const noexcept override { return s_typeseq; }
-        [[noreturn]] bool pretty(Copaque, const ppindentinfo &)  const override { _fatal(); }
-
-        // nonconst methods
-
-        ///@}
-
-    private:
-        /** @defgraoup print-printable-any-private-methods **/
-        ///@{
-
-        [[noreturn]] static void _fatal();
-
-        ///@}
-
-    public:
-        /** @defgroup print-printable-any-member-vars **/
-        ///@{
-
-        static typeseq s_typeseq;
-        static bool _valid;
-
-        ///@}
-    };
-
-} /*namespace print */
-} /*namespace xo */
-
-/* IPrintable_Any.hpp */
\ No newline at end of file
diff --git a/.xo-printable2/include/xo/printable2/detail/IPrintable_Xfer.hpp b/.xo-printable2/include/xo/printable2/detail/IPrintable_Xfer.hpp
deleted file mode 100644
index 78de7e43..00000000
--- a/.xo-printable2/include/xo/printable2/detail/IPrintable_Xfer.hpp
+++ /dev/null
@@ -1,81 +0,0 @@
-/** @file IPrintable_Xfer.hpp
- *
- *  Generated automagically from ingredients:
- *  1. code generator:
- *       [/home/roland/proj/xo-umbrella2-claude1/xo-facet/codegen/genfacet]
- *     arguments:
- *       --input [idl/Printable.json5]
- *  2. jinja2 template for abstract facet .hpp file:
- *       [iface_facet_any.hpp.j2]
- *  3. idl for facet methods
- *       [idl/Printable.json5]
- **/
-
-#pragma once
-
-#include <xo/indentlog/print/ppindentinfo.hpp>
-
-namespace xo {
-namespace print {
-    /** @class IPrintable_Xfer
-     **/
-    template <typename DRepr, typename IPrintable_DRepr>
-    class IPrintable_Xfer : public APrintable {
-    public:
-        /** @defgroup print-printable-xfer-type-traits **/
-        ///@{
-        /** actual implementation (not generated; often delegates to DRepr) **/
-        using Impl = IPrintable_DRepr;
-        /** integer identifying a type **/
-        using typeseq = APrintable::typeseq;
-        using ppindentinfo = APrintable::ppindentinfo;
-        ///@}
-
-        /** @defgroup print-printable-xfer-methods **/
-        ///@{
-
-        static const DRepr & _dcast(Copaque d) { return *(const DRepr *)d; }
-        static DRepr & _dcast(Opaque d) { return *(DRepr *)d; }
-
-        // from APrintable
-
-        // const methods
-        typeseq _typeseq() const noexcept override { return s_typeseq; }
-        bool pretty(Copaque data, const ppindentinfo & ppii)  const override {
-            return I::pretty(_dcast(data), ppii);
-        }
-
-        // non-const methods
-
-        ///@}
-
-    private:
-        using I = Impl;
-
-    public:
-        /** @defgroup print-printable-xfer-member-vars **/
-        ///@{
-
-        /** typeseq for template parameter DRepr **/
-        static typeseq s_typeseq;
-        /** true iff satisfies facet implementation **/
-        static bool _valid;
-
-        ///@}
-    };
-
-    template <typename DRepr, typename IPrintable_DRepr>
-    xo::facet::typeseq
-    IPrintable_Xfer<DRepr, IPrintable_DRepr>::s_typeseq
-      = xo::facet::typeseq::id<DRepr>();
-
-    template <typename DRepr, typename IPrintable_DRepr>
-    bool
-    IPrintable_Xfer<DRepr, IPrintable_DRepr>::_valid
-      = xo::facet::valid_facet_implementation<APrintable,
-                                              IPrintable_Xfer>();
-
-} /*namespace print */
-} /*namespace xo*/
-
-/* end IPrintable_Xfer.hpp */
\ No newline at end of file
diff --git a/.xo-printable2/include/xo/printable2/detail/RPrintable.hpp b/.xo-printable2/include/xo/printable2/detail/RPrintable.hpp
deleted file mode 100644
index 8d24b17a..00000000
--- a/.xo-printable2/include/xo/printable2/detail/RPrintable.hpp
+++ /dev/null
@@ -1,80 +0,0 @@
-/** @file RPrintable.hpp
- *
- *  Generated automagically from ingredients:
- *  1. code generator:
- *       [/home/roland/proj/xo-umbrella2-claude1/xo-facet/codegen/genfacet]
- *     arguments:
- *       --input [idl/Printable.json5]
- *  2. jinja2 template for abstract facet .hpp file:
- *       [iface_facet_any.hpp.j2]
- *  3. idl for facet methods
- *       [idl/Printable.json5]
- **/
-
-#pragma once
-
-#include "APrintable.hpp"
-
-namespace xo {
-namespace print {
-
-/** @class RPrintable
- **/
-template <typename Object>
-class RPrintable : public Object {
-private:
-    using O = Object;
-
-public:
-    /** @defgroup print-printable-router-type-traits **/
-    ///@{
-    using ObjectType = Object;
-    using DataPtr = Object::DataPtr;
-    using typeseq = xo::reflect::typeseq;
-    using ppindentinfo = APrintable::ppindentinfo;
-    ///@}
-
-    /** @defgroup print-printable-router-ctors **/
-    ///@{
-    RPrintable() {}
-    RPrintable(Object::DataPtr data) : Object{std::move(data)} {}
-    RPrintable(const APrintable * iface, void * data)
-      requires std::is_same_v<typename Object::DataType, xo::facet::DVariantPlaceholder>
-      : Object(iface, data) {}
-
-    ///@}
-    /** @defgroup print-printable-router-methods **/
-    ///@{
-
-    // const methods
-    typeseq _typeseq() const noexcept { return O::iface()->_typeseq(); }
-    bool pretty(const ppindentinfo & ppii)  const {
-        return O::iface()->pretty(O::data(), ppii);
-    }
-
-    // non-const methods (still const in router!)
-
-    ///@}
-    /** @defgroup print-printable-member-vars **/
-    ///@{
-
-    static bool _valid;
-
-    ///@}
-};
-
-template <typename Object>
-bool
-RPrintable<Object>::_valid = xo::facet::valid_object_router<Object>();
-
-} /*namespace print*/
-} /*namespace xo*/
-
-namespace xo { namespace facet {
-    template <typename Object>
-    struct RoutingFor<xo::print::APrintable, Object> {
-        using RoutingType = xo::print::RPrintable<Object>;
-    };
-} }
-
-/* end RPrintable.hpp */
\ No newline at end of file
diff --git a/.xo-printable2/include/xo/printable2/detail/ppdetail_Printable.hpp b/.xo-printable2/include/xo/printable2/detail/ppdetail_Printable.hpp
deleted file mode 100644
index ba7a3d82..00000000
--- a/.xo-printable2/include/xo/printable2/detail/ppdetail_Printable.hpp
+++ /dev/null
@@ -1,21 +0,0 @@
-/** @file ppdetail_Printable.hpp
-*
- *  @author Roland Conybeare, Jan 2026
- **/
-
-#include <xo/indentlog/print/pretty.hpp>
-#include "Printable.hpp"
-
-namespace xo {
-    namespace print {
-        template <typename DRepr>
-        struct ppdetail<xo::facet::obj<APrintable, DRepr>> {
-            static bool print_pretty(const ppindentinfo & ppii,
-                                     const xo::facet::obj<APrintable, DRepr> & x) {
-                return x.pretty(ppii);
-            }
-        };
-    }
-} /*namespace xo*/
-
-/* end ppdetail_Printable.hpp */
diff --git a/.xo-printable2/src/printable2/CMakeLists.txt b/.xo-printable2/src/printable2/CMakeLists.txt
deleted file mode 100644
index 101bc8e3..00000000
--- a/.xo-printable2/src/printable2/CMakeLists.txt
+++ /dev/null
@@ -1,11 +0,0 @@
-# printable2/CMakeLists.txt
-
-set(SELF_LIB xo_printable2)
-set(SELF_SRCS
-    IPrintable_Any.cpp
-)
-
-xo_add_shared_library4(${SELF_LIB} ${PROJECT_NAME}Targets ${PROJECT_VERSION} 1 ${SELF_SRCS})
-# note: deps here must coord with cmake/xo_printable2Config.cmake.in
-xo_dependency(${SELF_LIB} indentlog)
-xo_dependency(${SELF_LIB} xo_facet)
diff --git a/.xo-printable2/src/printable2/IPrintable_Any.cpp b/.xo-printable2/src/printable2/IPrintable_Any.cpp
deleted file mode 100644
index 46b0bddc..00000000
--- a/.xo-printable2/src/printable2/IPrintable_Any.cpp
+++ /dev/null
@@ -1,42 +0,0 @@
-/** @file IPrintable_Any.cpp
- *
- **/
-
-#include "detail/IPrintable_Any.hpp"
-#include <iostream>
-#include <exception>
-
-namespace xo {
-namespace print {
-
-using xo::facet::DVariantPlaceholder;
-using xo::facet::typeseq;
-using xo::facet::valid_facet_implementation;
-
-void
-IPrintable_Any::_fatal()
-{
-    /* control here on uninitialized IAllocator_Any.
-     * Initialized instance will have specific implementation type
-     */
-    std::cerr << "fatal"
-              << ": attempt to call uninitialized"
-              << " IPrintable_Any method"
-              << std::endl;
-    std::terminate();
-}
-
-typeseq
-IPrintable_Any::s_typeseq = typeseq::id<DVariantPlaceholder>();
-
-bool
-IPrintable_Any::_valid
-  = valid_facet_implementation<APrintable, IPrintable_Any>();
-
-// nonconst methods
-
-
-} /*namespace print*/
-} /*namespace xo*/
-
-/* end IPrintable_Any.cpp */