diff --git a/poc b/poc
index c141df4..df2ea51 100755
--- a/poc
+++ b/poc
@@ -23,7 +23,7 @@ function on_error {
   >/dev/tty printf '\r' # force carriage return explicitly
 
   code="${1:-100}"
-  miaou_debug "on_error: $code ($$ -- $BASHPID)"
+  # miaou_debug "on_error: $code ($$ -- $BASHPID)"
 
   if [[ $$ == "$BASHPID" ]]; then
     >&2 echo "${BASH_SOURCE[1]}: line ${BASH_LINENO[0]}: command_error: ${code}"
@@ -39,7 +39,7 @@ function dump_stderr {
   miaou_debug --stderr--
   mapfile -t tmp_error <"$MIAOU_BASH_ERROR"
   for i in "${tmp_error[@]}"; do
-    >/dev/tty echo -ne "\e[90m"
+    >/dev/tty echo -ne "\e[94m"
     echo -e "$i"
     >/dev/tty echo -ne "\e[0m"
   done
@@ -48,16 +48,18 @@ function dump_stderr {
 
 function dump_failure {
   miaou_debug --error box--
+  >/dev/tty echo -ne "\e[94m"
+  echo -n "FAILURE TYPE = "
   >/dev/tty echo -ne "\e[95m"
-  echo FAILURE: "$failure_type"
+  echo "$failure_type"
   >/dev/tty echo -ne "\e[0m"
   miaou_debug --end of error box--
 }
 
 function dump_stacktrace {
   miaou_debug --stacktrace--
-  >/dev/tty echo -ne "\e[90m"
-  echo stacktrace...
+  >/dev/tty echo -ne "\e[94m"
+  echo TODO: stacktrace...
   >/dev/tty echo -ne "\e[0m"
   miaou_debug --end of stacktrace--
 }
@@ -82,7 +84,7 @@ function on_pipe {
   regex='.*: line [0-9]+: subshell_error: ([0-9]+)'
   [[ $last_error =~ $regex ]] && code=${BASH_REMATCH[1]} && failure_type="SUBSHELL_ERROR"
 
-  miaou_debug on_pipe: "${code}"
+  # miaou_debug on_pipe: "${code}"
   exit "$code"
 }