diff --git a/2014/maffiodo2/try.sh b/2014/maffiodo2/try.sh
index bad1431ef..5685ad202 100755
--- a/2014/maffiodo2/try.sh
+++ b/2014/maffiodo2/try.sh
@@ -15,44 +15,33 @@ make CC="$CC" all >/dev/null || exit 1
 # clear screen after compilation so that only the entry is shown
 clear
 
-echo "$ cat image.rgb | ./prog '  .,:;!$#@'" 1>&2
-read -r -n 1 -p "Press any key to run command (space = next page, q = quit): "
+echo "$ ./prog '  .,:;!$#@' < image.rgb" 1>&2
+read -r -n 1 -p "Press any key to continue (space = next page, q = quit): "
+echo 1>&2
+./prog '  .,:;!$#@' < image.rgb | less -rEXFK
 echo 1>&2
-# ^-------^ SC2002 (style): Useless cat. Consider 'cmd < file | ..' or 'cmd file | ..' instead.
-# shellcheck disable=SC2002
-cat image.rgb | ./prog '  .,:;!$#@' | less -EXF
 
-echo "$ cat image.rgb | ./prog '  .:;Y0'" 1>&2
-read -r -n 1 -p "Press any key to run command (space = next page, q = quit): "
+echo "$ ./prog \"  .:;Y0\" < image.rgb" 1>&2
+read -r -n 1 -p "Press any key to continue (space = next page, q = quit): "
 echo 1>&2
-# ^-------^ SC2002 (style): Useless cat. Consider 'cmd < file | ..' or 'cmd file | ..' instead.
-# shellcheck disable=SC2002
-cat image.rgb | ./prog "  .:;Y0" | less -EXF
+./prog "  .:;Y0" < image.rgb | less -rEXFK
 
-echo "$ cat image.rgb | ./prog ' :1'" 1>&2
-read -r -n 1 -p "Press any key to run command (space = next page, q = quit): "
+echo "$ ./prog ' :1' < image.rgb" 1>&2
+read -r -n 1 -p "Press any key to continue (space = next page, q = quit): "
 echo 1>&2
-# ^-------^ SC2002 (style): Useless cat. Consider 'cmd < file | ..' or 'cmd file | ..' instead.
-# shellcheck disable=SC2002
-cat image.rgb | ./prog ' :1' | less -EXF
+./prog ' :1' < image.rgb | less -rEXFK
 
-echo "$ cat image.rgb | ./prog '  .:;Y0'" 1>&2
-read -r -n 1 -p "Press any key to run command (space = next page, q = quit): "
+echo "$ ./prog '  .:;Y0' < image.rgb" 1>&2
+read -r -n 1 -p "Press any key to continue (space = next page, q = quit): "
 echo 1>&2
-# ^-------^ SC2002 (style): Useless cat. Consider 'cmd < file | ..' or 'cmd file | ..' instead.
-# shellcheck disable=SC2002
-cat image.rgb | ./prog '  .:;Y0' | less -EXF
+./prog '  .:;Y0' < image.rgb | less -rEXFK
 
-echo "$ cat image.rgb | ./prog ' .:-=+*#%@'" 1>&2
-read -r -n 1 -p "Press any key to run command (space = next page, q = quit): "
+echo "$ ./prog ' .:-=+*#%@' < image.rgb" 1>&2
+read -r -n 1 -p "Press any key to continue (space = next page, q = quit): "
 echo 1>&2
-# ^-------^ SC2002 (style): Useless cat. Consider 'cmd < file | ..' or 'cmd file | ..' instead.
-# shellcheck disable=SC2002
-cat image.rgb | ./prog ' .:-=+*#%@' | less -EXF
+./prog ' .:-=+*#%@' < image.rgb | less -rEXFK
 
-echo "$ cat image.rgb | ./prog '   .,:!-iots&8%#@$'" 1>&2
-read -r -n 1 -p "Press any key to run command (space = next page, q = quit): "
+echo "$ ./prog '   .,:!-iots&8%#@$' < image.rgb" 1>&2
+read -r -n 1 -p "Press any key to continue (space = next page, q = quit): "
 echo 1>&2
-# ^-------^ SC2002 (style): Useless cat. Consider 'cmd < file | ..' or 'cmd file | ..' instead.
-# shellcheck disable=SC2002
-cat image.rgb | ./prog '   .,:!-iots&8%#@$' | less -EXF
+./prog '   .,:!-iots&8%#@$' < image.rgb | less -rEXFK