diff --git a/basis/ui/backend/x11/x11.factor b/basis/ui/backend/x11/x11.factor
index 56bc3364ac..656826344c 100755
--- a/basis/ui/backend/x11/x11.factor
+++ b/basis/ui/backend/x11/x11.factor
@@ -107,9 +107,9 @@ CONSTANT: key-codes
 : valid-input? ( string gesture -- ? )
     over empty? [ 2drop f ] [
         mods>> { f { S+ } } member? [
-            [ [ 127 = not ] [ CHAR: \s >= ] bi and ] all?
+            [ { [ 127 = not ] [ CHAR: \s >= ] } 1&& ] all?
         ] [
-            [ [ 127 = not ] [ CHAR: \s >= ] [ alpha? not ] tri and and ] all?
+            [ { [ 127 = not ] [ CHAR: \s >= ] [ alpha? not ] } 1&& ] all?
         ] if
     ] if ;
 
diff --git a/basis/ui/gadgets/buttons/buttons.factor b/basis/ui/gadgets/buttons/buttons.factor
index dee5d7425a..d5e8dff3b1 100644
--- a/basis/ui/gadgets/buttons/buttons.factor
+++ b/basis/ui/gadgets/buttons/buttons.factor
@@ -1,12 +1,13 @@
 ! Copyright (C) 2005, 2009 Slava Pestov.
 ! See http://factorcode.org/license.txt for BSD license.
-USING: accessors arrays kernel math models namespaces sequences
-strings quotations assocs combinators classes colors colors.constants
-classes.tuple opengl opengl.gl math.vectors ui.commands ui.gadgets
-ui.gadgets.borders ui.gadgets.labels ui.gadgets.tracks
-ui.gadgets.packs ui.gadgets.worlds ui.gestures ui.pens ui.pens.solid
-ui.pens.image ui.pens.tile math.rectangles locals fry
-combinators.smart ;
+USING: accessors arrays assocs classes classes.tuple colors
+colors.constants combinators combinators.short-circuit
+combinators.smart fry kernel locals math math.rectangles
+math.vectors models namespaces opengl opengl.gl quotations
+sequences strings ui.commands ui.gadgets ui.gadgets.borders
+ui.gadgets.labels ui.gadgets.packs ui.gadgets.tracks
+ui.gadgets.worlds ui.gestures ui.pens ui.pens.image
+ui.pens.solid ui.pens.tile ;
 FROM: models => change-model ;
 IN: ui.gadgets.buttons
 
@@ -30,7 +31,7 @@ PRIVATE>
 
 : button-update ( button -- )
     dup
-    [ mouse-clicked? ] [ button-rollover? ] bi and
+    { [ mouse-clicked? ] [ button-rollover? ] } 1&&
     buttons-down? and
     >>pressed?
     relayout-1 ;
@@ -42,8 +43,9 @@ PRIVATE>
     dup "" swap show-status button-update ;
 
 : button-clicked ( button -- )
-    dup button-update
-    dup button-rollover?
+    [ ]
+    [ button-update ]
+    [ button-rollover? ] tri
     [ dup quot>> call( button -- ) ] [ drop ] if ;
 
 button H{
@@ -67,7 +69,9 @@ C: <button-pen> button-pen
 
 : button-pen ( button pen -- button pen )
     over find-button {
-        { [ dup [ pressed?>> ] [ selected?>> ] bi and ] [ drop pressed-selected>> ] }
+        { [ dup { [ pressed?>> ] [ selected?>> ] } 1&& ]
+            [ drop pressed-selected>>
+        ] }
         { [ dup pressed?>> ] [ drop pressed>> ] }
         { [ dup selected?>> ] [ drop selected>> ] }
         { [ dup button-rollover? ] [ drop rollover>> ] }
diff --git a/basis/ui/gadgets/frames/frames.factor b/basis/ui/gadgets/frames/frames.factor
index 168fb4bb11..884813916f 100644
--- a/basis/ui/gadgets/frames/frames.factor
+++ b/basis/ui/gadgets/frames/frames.factor
@@ -26,7 +26,8 @@ M: glue pref-dim* drop { 0 0 } ;
     length 1 + * [-] ; inline
 
 : -center) ( pref-dim gap filled-cell dims -- )
-    [ nip available-space ] 2keep [ remove-nth sum [-] ] 2keep set-nth ; inline
+    [ nip available-space ]
+    [ [ remove-nth sum [-] ] [ set-nth ] 2bi ] 2bi ; inline
 
 : (fill-center) ( frame grid-layout quot1 quot2 -- ) (fill- -center) ; inline
 
@@ -35,7 +36,7 @@ M: glue pref-dim* drop { 0 0 } ;
     [ [ second ] [ row-heights>> ] (fill-center) ] 2bi ;
 
 : <frame-layout> ( frame -- grid-layout )
-    dup <grid-layout> [ fill-center ] keep ;
+    dup <grid-layout> [ fill-center ] [ ] bi ;
 
 PRIVATE>
 
diff --git a/basis/ui/gadgets/gadgets.factor b/basis/ui/gadgets/gadgets.factor
index 26d0fee2e3..a6d9028a46 100644
--- a/basis/ui/gadgets/gadgets.factor
+++ b/basis/ui/gadgets/gadgets.factor
@@ -85,7 +85,7 @@ M: gadget contains-point? ( loc gadget -- ? )
 : pick-up ( point gadget -- child/f )
     2dup [ dup point>rect ] dip children-on
     [ contains-point? ] with find-last nip
-    [ [ loc>> v- ] keep pick-up ] [ nip ] ?if ;
+    [ [ loc>> v- ] [ pick-up ] bi ] [ nip ] ?if ;
 
 : max-dim ( dims -- dim ) { 0 0 } [ vmax ] reduce ;
 
@@ -115,7 +115,7 @@ M: gadget gadget-text-separator
     gadget-text-separator '[ _ % ] [ gadget-text* ] interleave ;
 
 M: gadget gadget-text*
-    [ children>> ] keep gadget-seq-text ;
+    [ children>> ] [ gadget-seq-text ] bi ;
 
 M: array gadget-text*
     [ gadget-text* ] each ;
@@ -183,7 +183,7 @@ GENERIC: pref-dim* ( gadget -- dim )
 
 : pref-dim ( gadget -- dim )
     dup pref-dim>> [ ] [
-        [ pref-dim* ] keep dup layout-state>>
+        [ pref-dim* ] [ dup layout-state>> ] bi
         [ drop ] [ dupd (>>pref-dim) ] if
     ] ?if ;
 
@@ -267,7 +267,7 @@ M: gadget ungraft* drop ;
 
 : notify ( gadget -- )
     dup graft-state>>
-    [ first { f f } { t t } ? >>graft-state ] keep
+    [ first { f f } { t t } ? >>graft-state ] [ ] bi
     {
         { { f t } [ dup activate-control graft* ] }
         { { t f } [ dup deactivate-control ungraft* ] }
@@ -388,7 +388,7 @@ M: gadget request-focus-on parent>> request-focus-on ;
 M: f request-focus-on 2drop ;
 
 : request-focus ( gadget -- )
-    [ focusable-child ] keep request-focus-on ;
+    [ focusable-child ] [ request-focus-on ] bi ;
 
 : focus-path ( gadget -- seq )
     [ focus>> ] follow ;
diff --git a/basis/ui/gadgets/grids/grids.factor b/basis/ui/gadgets/grids/grids.factor
index ddcfa1465d..9b5b737406 100644
--- a/basis/ui/gadgets/grids/grids.factor
+++ b/basis/ui/gadgets/grids/grids.factor
@@ -27,7 +27,9 @@ PRIVATE>
 : grid-child ( grid pair -- gadget ) grid@ nth ;
 
 : grid-add ( grid child pair -- grid )
-    [ nip grid-child unparent ] [ drop add-gadget ] [ swapd grid@ set-nth ] 3tri ;
+    [ nip grid-child unparent ]
+    [ drop add-gadget ]
+    [ swapd grid@ set-nth ] 3tri ;
 
 : grid-remove ( grid pair -- grid ) [ <gadget> ] dip grid-add ;
 
@@ -114,8 +116,7 @@ M: grid layout* [ grid>> ] [ <grid-layout> ] bi grid-layout ;
 M: grid children-on ( rect gadget -- seq )
     dup children>> empty? [ 2drop f ] [
         [ { 0 1 } ] dip grid>>
-        [ 0 <column> fast-children-on ] keep
-        <slice> concat
+        [ 0 <column> fast-children-on ] [ <slice> concat ] bi
     ] if ;
 
 M: grid gadget-text*
@@ -123,4 +124,4 @@ M: grid gadget-text*
     [ [ gadget-text ] map ] map format-table
     [ CHAR: \n , ] [ % ] interleave ;
 
-PRIVATE>
\ No newline at end of file
+PRIVATE>
diff --git a/basis/ui/gadgets/line-support/line-support.factor b/basis/ui/gadgets/line-support/line-support.factor
index 3292e3e6c5..c229c8c075 100644
--- a/basis/ui/gadgets/line-support/line-support.factor
+++ b/basis/ui/gadgets/line-support/line-support.factor
@@ -79,7 +79,7 @@ PRIVATE>
     [ second ] [ [ line-height ] [ min-rows>> ] [ max-rows>> ] tri ] bi* clamp ;
 
 M: line-gadget pref-viewport-dim
-    [ pref-dim ] keep
+    [ pref-dim ] [ ] bi
     [ line-gadget-width ]
     [ line-gadget-height ]
     2bi 2array ;
diff --git a/basis/ui/gadgets/tables/tables.factor b/basis/ui/gadgets/tables/tables.factor
index ccc5550adb..c907e90673 100644
--- a/basis/ui/gadgets/tables/tables.factor
+++ b/basis/ui/gadgets/tables/tables.factor
@@ -307,7 +307,7 @@ PRIVATE>
     '[ _ row-value eq? ] with find drop ;
 
 : (update-selected-indices) ( table -- set )
-    [ selection>> value>> dup [ array? not ] [ ] bi and [ 1array ] when ] keep
+    [ selection>> value>> dup { [ array? not ] [ ] } 1&& [ 1array ] when ] keep
     '[ _ find-row-index ] map sift unique f assoc-like ;
 
 : initial-selected-indices ( table -- set )
diff --git a/basis/ui/gadgets/tracks/tracks.factor b/basis/ui/gadgets/tracks/tracks.factor
index 92268690ac..4bccab8c98 100644
--- a/basis/ui/gadgets/tracks/tracks.factor
+++ b/basis/ui/gadgets/tracks/tracks.factor
@@ -61,6 +61,7 @@ PRIVATE>
     pick sizes>> push add-gadget ;
 
 M: track remove-gadget
-    [ [ children>> index ] keep sizes>> delete-nth ] [ call-next-method ] 2bi ;
+    [ [ children>> index ] [  sizes>> ] bi delete-nth ]
+    [ call-next-method ] 2bi ;
 
 : clear-track ( track -- ) [ sizes>> delete-all ] [ clear-gadget ] bi ;
diff --git a/basis/ui/operations/operations.factor b/basis/ui/operations/operations.factor
index a502707ee6..48ff20837e 100755
--- a/basis/ui/operations/operations.factor
+++ b/basis/ui/operations/operations.factor
@@ -1,8 +1,7 @@
 ! Copyright (C) 2006, 2009 Slava Pestov.
 ! See http://factorcode.org/license.txt for BSD license.
-USING: accessors arrays definitions kernel ui.commands
-ui.gestures sequences strings math words generic namespaces
-hashtables quotations assocs fry linked-assocs ;
+USING: accessors arrays assocs combinators.short-circuit fry
+kernel linked-assocs namespaces sequences ui.commands words ;
 IN: ui.operations
 
 SYMBOL: +keyboard+
@@ -18,7 +17,7 @@ TUPLE: operation predicate command translator listener? ;
         swap >>predicate ;
 
 PREDICATE: listener-operation < operation
-    [ command>> listener-command? ] [ listener?>> ] bi or ;
+    { [ command>> listener-command? ] [ listener?>> ] } 1|| ;
 
 M: operation command-name
     command>> command-name ;
diff --git a/basis/ui/tools/browser/browser.factor b/basis/ui/tools/browser/browser.factor
index 3d590feb58..173e1c0595 100644
--- a/basis/ui/tools/browser/browser.factor
+++ b/basis/ui/tools/browser/browser.factor
@@ -1,14 +1,14 @@
 ! Copyright (C) 2006, 2009 Slava Pestov.
 ! See http://factorcode.org/license.txt for BSD license.
-USING: debugger classes help help.topics help.crossref help.home
-kernel models compiler.units assocs words vocabs accessors fry arrays
-combinators.short-circuit namespaces sequences help.apropos
-combinators ui ui.commands ui.gadgets ui.gadgets.panes
-ui.gadgets.scrollers ui.gadgets.tracks ui.gestures ui.gadgets.buttons
-ui.gadgets.packs ui.gadgets.editors ui.gadgets.labels
-ui.gadgets.status-bar ui.gadgets.glass ui.gadgets.borders
-ui.gadgets.viewports ui.tools.common ui.tools.browser.popups
-ui.tools.browser.history ;
+USING: accessors arrays assocs classes combinators
+combinators.short-circuit compiler.units debugger fry help
+help.apropos help.crossref help.home help.topics kernel models
+sequences ui ui.commands ui.gadgets ui.gadgets.borders
+ui.gadgets.buttons ui.gadgets.editors ui.gadgets.glass
+ui.gadgets.labels ui.gadgets.panes ui.gadgets.scrollers
+ui.gadgets.status-bar ui.gadgets.tracks ui.gadgets.viewports
+ui.gestures ui.tools.browser.history ui.tools.browser.popups
+ui.tools.common vocabs ;
 IN: ui.tools.browser
 
 TUPLE: browser-gadget < tool history scroller search-field popup ;
@@ -95,8 +95,10 @@ M: browser-gadget focusable-child* search-field>> ;
     "help.home" (browser-window) ;
 
 : error-help-window ( error -- )
-    [ error-help ]
-    [ dup tuple? [ class ] [ drop "errors" ] if ] bi or (browser-window) ;
+    {
+        [ error-help ]
+        [ dup tuple? [ class ] [ drop "errors" ] if ]
+    } 1|| (browser-window) ;
 
 \ browser-window H{ { +nullary+ t } } define-command
 
@@ -162,4 +164,4 @@ browser-gadget "scrolling"
     { T{ key-down f f "PAGE_DOWN" } com-page-down }
 } define-command-map
 
-MAIN: browser-window
\ No newline at end of file
+MAIN: browser-window
diff --git a/basis/ui/tools/profiler/profiler.factor b/basis/ui/tools/profiler/profiler.factor
index c3fbdb88cd..bb23bc0692 100644
--- a/basis/ui/tools/profiler/profiler.factor
+++ b/basis/ui/tools/profiler/profiler.factor
@@ -1,14 +1,15 @@
 ! Copyright (C) 2007, 2009 Slava Pestov.
 ! See http://factorcode.org/license.txt for BSD license.
-USING: kernel quotations accessors fry assocs present math.order
-math.vectors arrays locals models.search models.sort models sequences
-vocabs tools.profiler words prettyprint combinators.smart
-definitions.icons see ui ui.commands ui.gadgets ui.gadgets.panes
-ui.gadgets.scrollers ui.gadgets.tracks ui.gestures ui.gadgets.buttons
-ui.gadgets.tables ui.gadgets.search-tables ui.gadgets.labeled
-ui.gadgets.packs ui.gadgets.labels ui.gadgets.tabbed
-ui.gadgets.status-bar ui.gadgets.borders ui.tools.browser
-ui.tools.common ui.baseline-alignment ui.operations ui.images ;
+USING: accessors arrays assocs combinators.short-circuit
+combinators.smart definitions.icons fry kernel locals
+math.order models models.search models.sort present see
+sequences tools.profiler ui.baseline-alignment ui.commands
+ui.gadgets ui.gadgets.borders ui.gadgets.buttons
+ui.gadgets.labeled ui.gadgets.labels ui.gadgets.packs
+ui.gadgets.search-tables ui.gadgets.status-bar
+ui.gadgets.tabbed ui.gadgets.tables ui.gadgets.tracks
+ui.gestures ui.images ui.operations ui.tools.browser
+ui.tools.common vocabs words ;
 FROM: models.arrow => <arrow> ;
 FROM: models.arrow.smart => <smart-arrow> ;
 FROM: models.product => <product> ;
@@ -105,9 +106,10 @@ M: method-renderer column-titles drop { "" "Method" "Count" } ;
 
 : method-matches? ( method generic class -- ? )
     [ first ] 2dip
-    [ drop dup [ subwords memq? ] [ 2drop t ] if ]
-    [ nip dup [ swap "method-class" word-prop = ] [ 2drop t ] if ]
-    3bi and ;
+    {
+        [ drop dup [ subwords memq? ] [ 2drop t ] if ]
+        [ nip dup [ swap "method-class" word-prop = ] [ 2drop t ] if ]
+    } 3&& ;
 
 : <methods-model> ( profiler -- model )
     [