diff --git a/.config/shell/functions b/.config/shell/functions
index 365af5d..3a49724 100644
--- a/.config/shell/functions
+++ b/.config/shell/functions
@@ -139,6 +139,7 @@ alias tw='timew'
 twsm() { timew summary $(date --date="Monday $1 week ago" -I) to tomorrow :ids ${@:2} }
 alias twtest='( cp -r "$TIMEWARRIORDB" /tmp/tw-bak && TIMEWARRIORDB=/tmp/timewarriordb-test/$(date +%s) && mkdir -p "$TIMEWARRIORDB"/data && :> "$TIMEWARRIORDB"/timewarrior.cfg && $SHELL )'
 
+alias expr='noglob expr'
 alias lst='( last; last -f /var/log/wtmp.1 ) | grep -v "pts/" | tac | less +G'
 alias lar='last | tac'
 
diff --git a/.local/bin/scripts/bak b/.local/bin/scripts/bak
index 24ddead..2e1119d 100755
--- a/.local/bin/scripts/bak
+++ b/.local/bin/scripts/bak
@@ -1,3 +1,10 @@
 #!/bin/sh
 suffix="${2:-bak}"
-test -e "$1.$suffix" && ((test -e "$1" && mv -v "$1" /tmp); mv -vn "$1.$suffix" "$1") || mv -vn "$1" "$1.$suffix"
+orig="${1%%.$suffix}"
+echo $orig
+if test -e "$orig.$suffix"
+then
+  test -e "$orig" && mv -v "$orig" /tmp
+  mv -vn "$orig.$suffix" "$orig"
+else mv -vn "$1" "$1.$suffix"
+fi
diff --git a/.local/bin/scripts/st b/.local/bin/scripts/st
index bc0e111..6dc843f 100755
--- a/.local/bin/scripts/st
+++ b/.local/bin/scripts/st
@@ -5,8 +5,11 @@ if test -f "$subscript"
 then shift && $subscript "$@"
 else
   apikey=$(grep apikey $XDG_CONFIG_HOME/syncthing/config.xml | cut -d '>' -f2 | cut -d '<' -f1)
+  parseargs() {
+    echo hi
+  }
   case "$1" in
-    (browse|need)
+    (browse|completion|file|ignores|need|status)
       for arg in "${@:2}"
       do case "$arg" in ([0-9]) depth=$arg;; (*) path="$arg";; esac
       done