diff --git a/CHANGELOG.md b/CHANGELOG.md
index 7f0025a..646afbd 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -5,16 +5,6 @@ All notable changes to wuttaweb will be documented in this file.
 The format is based on [Keep a Changelog](http://keepachangelog.com/en/1.0.0/)
 and this project adheres to [Semantic Versioning](http://semver.org/spec/v2.0.0.html).
 
-## v0.19.2 (2025-01-07)
-
-### Fix
-
-- always use prop key for default grid filters
-- avoid `request.current_route_url()` for user menu
-- add `scale` kwarg for `WuttaMoney` schema type, widget
-- make WuttaQuantity serialize w/ app handler, remove custom widget
-- bugfix for bool simple settings with default value
-
 ## v0.19.1 (2025-01-06)
 
 ### Fix
diff --git a/pyproject.toml b/pyproject.toml
index d80e1d4..f1bb921 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -6,7 +6,7 @@ build-backend = "hatchling.build"
 
 [project]
 name = "WuttaWeb"
-version = "0.19.2"
+version = "0.19.1"
 description = "Web App for Wutta Framework"
 readme = "README.md"
 authors = [{name = "Lance Edgar", email = "lance@wuttaproject.org"}]
@@ -42,6 +42,7 @@ dependencies = [
         "pyramid_fanstatic",
         "pyramid_mako",
         "pyramid_tm",
+        "SQLAlchemy-Utils",
         "waitress",
         "WebHelpers2",
         "WuttJamaican[db]>=0.19.2",
diff --git a/src/wuttaweb/forms/schema.py b/src/wuttaweb/forms/schema.py
index e4c3703..3d0e08b 100644
--- a/src/wuttaweb/forms/schema.py
+++ b/src/wuttaweb/forms/schema.py
@@ -164,13 +164,9 @@ class WuttaMoney(colander.Money):
     by default.
 
     :param request: Current :term:`request` object.
-
-    :param scale: If this kwarg is specified, it will be passed along
-       to the widget constructor.
     """
 
     def __init__(self, request, *args, **kwargs):
-        self.scale = kwargs.pop('scale', None)
         super().__init__(*args, **kwargs)
         self.request = request
         self.config = self.request.wutta_config
@@ -178,8 +174,6 @@ class WuttaMoney(colander.Money):
 
     def widget_maker(self, **kwargs):
         """ """
-        if self.scale:
-            kwargs.setdefault('scale', self.scale)
         return widgets.WuttaMoneyInputWidget(self.request, **kwargs)
 
 
@@ -187,9 +181,8 @@ class WuttaQuantity(colander.Decimal):
     """
     Custom schema type for "quantity" fields.
 
-    This is a subclass of :class:`colander:colander.Decimal` but will
-    serialize values via
-    :meth:`~wuttjamaican:wuttjamaican.app.AppHandler.render_quantity()`.
+    This is a subclass of :class:`colander:colander.Decimal` but uses
+    :class:`~wuttaweb.forms.widgets.WuttaQuantityWidget` by default.
 
     :param request: Current :term:`request` object.
     """
@@ -200,14 +193,9 @@ class WuttaQuantity(colander.Decimal):
         self.config = self.request.wutta_config
         self.app = self.config.get_app()
 
-    def serialize(self, node, appstruct):
+    def widget_maker(self, **kwargs):
         """ """
-        if appstruct in (colander.null, None):
-            return colander.null
-
-        # nb. we render as quantity here to avoid values like 12.0000,
-        # so we just show value like 12 instead
-        return self.app.render_quantity(appstruct)
+        return widgets.WuttaQuantityWidget(self.request, **kwargs)
 
 
 class WuttaSet(colander.Set):
diff --git a/src/wuttaweb/forms/widgets.py b/src/wuttaweb/forms/widgets.py
index 1d3035c..a6f33d2 100644
--- a/src/wuttaweb/forms/widgets.py
+++ b/src/wuttaweb/forms/widgets.py
@@ -206,13 +206,9 @@ class WuttaMoneyInputWidget(MoneyInputWidget):
     * ``moneyinput``
 
     :param request: Current :term:`request` object.
-
-    :param scale: If this kwarg is specified, it will be passed along
-       to ``render_currency()`` call.
     """
 
     def __init__(self, request, *args, **kwargs):
-        self.scale = kwargs.pop('scale', 2)
         super().__init__(*args, **kwargs)
         self.request = request
         self.config = self.request.wutta_config
@@ -225,8 +221,43 @@ class WuttaMoneyInputWidget(MoneyInputWidget):
             if cstruct in (colander.null, None):
                 return HTML.tag('span')
             cstruct = decimal.Decimal(cstruct)
-            text = self.app.render_currency(cstruct, scale=self.scale)
-            return HTML.tag('span', c=[text])
+            return HTML.tag('span', c=[self.app.render_currency(cstruct)])
+
+        return super().serialize(field, cstruct, **kw)
+
+
+class WuttaQuantityWidget(TextInputWidget):
+    """
+    Custom widget for "quantity" fields.  This is used by default for
+    :class:`~wuttaweb.forms.schema.WuttaQuantity` type nodes.
+
+    The main purpose of this widget is to leverage
+    :meth:`~wuttjamaican:wuttjamaican.app.AppHandler.render_quantity()`
+    for the readonly display.
+
+    This is a subclass of
+    :class:`deform:deform.widget.TextInputWidget` and uses these
+    Deform templates:
+
+    * ``textinput``
+
+    :param request: Current :term:`request` object.
+    """
+
+    def __init__(self, request, *args, **kwargs):
+        super().__init__(*args, **kwargs)
+        self.request = request
+        self.config = self.request.wutta_config
+        self.app = self.config.get_app()
+
+    def serialize(self, field, cstruct, **kw):
+        """ """
+        readonly = kw.get('readonly', self.readonly)
+        if readonly:
+            if cstruct in (colander.null, None):
+                return HTML.tag('span')
+            cstruct = decimal.Decimal(cstruct)
+            return HTML.tag('span', c=[self.app.render_quantity(cstruct)])
 
         return super().serialize(field, cstruct, **kw)
 
diff --git a/src/wuttaweb/grids/base.py b/src/wuttaweb/grids/base.py
index c2f3156..3a3d4f5 100644
--- a/src/wuttaweb/grids/base.py
+++ b/src/wuttaweb/grids/base.py
@@ -32,6 +32,7 @@ from collections import namedtuple, OrderedDict
 
 import sqlalchemy as sa
 from sqlalchemy import orm
+from sqlalchemy_utils import get_columns
 
 import paginate
 from paginate_sqlalchemy import SqlalchemyOrmPage
@@ -1146,29 +1147,16 @@ class Grid:
         filters = filters or {}
 
         if self.model_class:
-
-            # nb. i have found this confusing for some reason.  some
-            # things i've tried so far include:
-            #
-            # i first tried self.get_model_columns() but my notes say
-            # that was too aggressive in many cases.
-            #
-            # then i tried using the *subset* of self.columns, just
-            # the ones which correspond to a property on the model
-            # class.  but sometimes that skips filters we need.
-            #
-            # then i tried get_columns() from sa-utils to give the
-            # "true" column list, but that fails when the underlying
-            # column has different name than the prop/attr key.
-            #
-            # so now, we are looking directly at the sa mapper, for
-            # all column attrs and then using the prop key.
-
-            inspector = sa.inspect(self.model_class)
-            for prop in inspector.column_attrs:
-                if prop.key not in filters:
-                    attr = getattr(self.model_class, prop.key)
-                    filters[prop.key] = self.make_filter(attr)
+            # nb. i first tried self.get_model_columns() but my notes
+            # say that was too aggressive in many cases.  then i tried
+            # using the *subset* of self.columns, just the ones which
+            # corresponded to a property on the model class.  and now
+            # i am using sa-utils to give the "true" column list..
+            for col in get_columns(self.model_class):
+                if col.key in filters:
+                    continue
+                prop = getattr(self.model_class, col.key)
+                filters[prop.key] = self.make_filter(prop)
 
         return filters
 
diff --git a/src/wuttaweb/templates/base.mako b/src/wuttaweb/templates/base.mako
index 429e9be..425d5bd 100644
--- a/src/wuttaweb/templates/base.mako
+++ b/src/wuttaweb/templates/base.mako
@@ -659,7 +659,7 @@
           % if request.is_root:
               ${h.form(url('stop_root'), ref='stopBeingRootForm')}
               ${h.csrf_token(request)}
-              <input type="hidden" name="referrer" value="${request.url}" />
+              <input type="hidden" name="referrer" value="${request.current_route_url()}" />
               <a @click="stopBeingRoot()"
                  class="navbar-item has-background-danger has-text-white">
                 Stop being root
diff --git a/src/wuttaweb/views/master.py b/src/wuttaweb/views/master.py
index cedb1cf..3701980 100644
--- a/src/wuttaweb/views/master.py
+++ b/src/wuttaweb/views/master.py
@@ -1329,9 +1329,6 @@ class MasterView(View):
 
                 if name in data:
                     value = data[name]
-                elif simple.get('type') is bool:
-                    # nb. bool false will be *missing* from data
-                    value = False
                 else:
                     value = simple.get('default')
 
diff --git a/tests/forms/__init__.py b/tests/forms/__init__.py
new file mode 100644
index 0000000..e69de29
diff --git a/tests/forms/test_schema.py b/tests/forms/test_schema.py
index 2a37aa5..80a40e2 100644
--- a/tests/forms/test_schema.py
+++ b/tests/forms/test_schema.py
@@ -1,7 +1,6 @@
 # -*- coding: utf-8; -*-
 
 import datetime
-import decimal
 from unittest import TestCase
 from unittest.mock import patch
 
@@ -16,7 +15,7 @@ from wuttaweb.forms import widgets
 from wuttaweb.testing import DataTestCase, WebTestCase
 
 
-class TestWuttaDateTime(TestCase):
+class TestWutaDateTime(TestCase):
 
     def test_deserialize(self):
         typ = mod.WuttaDateTime()
@@ -85,41 +84,18 @@ class TestWuttaMoney(WebTestCase):
 
     def test_widget_maker(self):
         enum = self.app.enum
-
-        # default scale
         typ = mod.WuttaMoney(self.request)
         widget = typ.widget_maker()
         self.assertIsInstance(widget, widgets.WuttaMoneyInputWidget)
-        self.assertEqual(widget.scale, 2)
-
-        # custom scale
-        typ = mod.WuttaMoney(self.request, scale=4)
-        widget = typ.widget_maker()
-        self.assertIsInstance(widget, widgets.WuttaMoneyInputWidget)
-        self.assertEqual(widget.scale, 4)
 
 
 class TestWuttaQuantity(WebTestCase):
 
-    def test_serialize(self):
-        node = colander.SchemaNode(mod.WuttaQuantity(self.request))
-        typ = node.typ
-
-        # null
-        result = typ.serialize(node, colander.null)
-        self.assertIs(result, colander.null)
-        result = typ.serialize(node, None)
-        self.assertIs(result, colander.null)
-
-        # quantity
-        result = typ.serialize(node, 42)
-        self.assertEqual(result, '42')
-        result = typ.serialize(node, 42.00)
-        self.assertEqual(result, '42')
-        result = typ.serialize(node, decimal.Decimal('42.00'))
-        self.assertEqual(result, '42')
-        result = typ.serialize(node, 42.13)
-        self.assertEqual(result, '42.13')
+    def test_widget_maker(self):
+        enum = self.app.enum
+        typ = mod.WuttaQuantity(self.request)
+        widget = typ.widget_maker()
+        self.assertIsInstance(widget, widgets.WuttaQuantityWidget)
 
 
 class TestObjectRef(DataTestCase):
diff --git a/tests/forms/test_widgets.py b/tests/forms/test_widgets.py
index 4874c25..47aed58 100644
--- a/tests/forms/test_widgets.py
+++ b/tests/forms/test_widgets.py
@@ -143,6 +143,36 @@ class TestWuttaMoneyInputWidget(WebTestCase):
         self.assertEqual(result, '<span></span>')
 
 
+class TestWuttaQuantityWidget(WebTestCase):
+
+    def make_field(self, node, **kwargs):
+        # TODO: not sure why default renderer is in use even though
+        # pyramid_deform was included in setup?  but this works..
+        kwargs.setdefault('renderer', deform.Form.default_renderer)
+        return deform.Field(node, **kwargs)
+
+    def make_widget(self, **kwargs):
+        return mod.WuttaQuantityWidget(self.request, **kwargs)
+
+    def test_serialize(self):
+        node = colander.SchemaNode(schema.WuttaQuantity(self.request))
+        field = self.make_field(node)
+        widget = self.make_widget()
+        amount = decimal.Decimal('42.00')
+
+        # editable widget has normal text input
+        result = widget.serialize(field, str(amount))
+        self.assertIn('<b-input', result)
+
+        # readonly is rendered per app convention
+        result = widget.serialize(field, str(amount), readonly=True)
+        self.assertEqual(result, '<span>42</span>')
+
+        # readonly w/ null value
+        result = widget.serialize(field, None, readonly=True)
+        self.assertEqual(result, '<span></span>')
+
+
 class TestFileDownloadWidget(WebTestCase):
 
     def make_field(self, node, **kwargs):
diff --git a/tests/views/test_master.py b/tests/views/test_master.py
index d334258..56c51c2 100644
--- a/tests/views/test_master.py
+++ b/tests/views/test_master.py
@@ -1565,38 +1565,6 @@ class TestMasterView(WebTestCase):
                     count = self.session.query(model.Setting).count()
                     self.assertEqual(count, 0)
 
-    def test_configure_gather_settings(self):
-        view = self.make_view()
-
-        simple_settings = [
-            {'name': 'wutta.app_title'},
-            {'name': 'wutta.foo'},
-            {'name': 'wutta.flag', 'type': bool, 'default': True},
-            {'name': 'wutta.number', 'type': int, 'default': 42},
-            {'name': 'wutta.value1', 'save_if_empty': True},
-            {'name': 'wutta.value2', 'save_if_empty': False},
-            {'name': 'wutta.value3', 'save_if_empty': False, 'default': 'baz'},
-        ]
-
-        data = {
-            'wutta.app_title': 'Poser',
-            'wutta.foo': 'bar',
-            'wutta.number': 44,
-            'wutta.value1': None,
-        }
-
-        with patch.object(view, 'configure_get_simple_settings', return_value=simple_settings):
-            settings = view.configure_gather_settings(data)
-            self.assertEqual(len(settings), 6)
-            self.assertEqual(settings, [
-                {'name': 'wutta.app_title', 'value': 'Poser'},
-                {'name': 'wutta.foo', 'value': 'bar'},
-                {'name': 'wutta.flag', 'value': 'false'},
-                {'name': 'wutta.number', 'value': '44'},
-                {'name': 'wutta.value1', 'value': ''},
-                {'name': 'wutta.value3', 'value': 'baz'},
-            ])
-
     ##############################
     # row methods
     ##############################