diff --git a/commands/confirm b/commands/confirm
index 555ef1d33..d77d55e42 100755
--- a/commands/confirm
+++ b/commands/confirm
@@ -214,6 +214,7 @@ function confirm_() (
 	# renders
 	local options_unselected=() options_selected=() options_results=() selected_index='' selectable_count selectable_last yes_index no_index='' abort_index
 	if test "$option_mode" = 'positive' -o "$option_mode" = 'negative' -o "$option_mode" = 'bool'; then
+		# if it appears dim, it is because your terminal theme has changed and you haven't opened a new terminal tab
 		if is-color-enabled --; then
 			options_selected+=(
 				"$(echo-style "$legend_indent" --invert+legend+green+bold=' YES  ' --key+green+bold='Y')"
diff --git a/commands/read-key b/commands/read-key
index 704e8b80d..00fa1b262 100755
--- a/commands/read-key
+++ b/commands/read-key
@@ -250,11 +250,11 @@ function read_key() (
 
 	local inputs='' input='' last_key=''
 	if (: </dev/tty >/dev/tty) &>/dev/null; then # is-tty but copied for performance
-		function discard_key_if_line_buffer_enter {
+		function __discard_key_if_line_buffer_enter {
 			return 1
 		}
 	else
-		function discard_key_if_line_buffer_enter {
+		function __discard_key_if_line_buffer_enter {
 			test "$input" = $'\n' -a -n "$last_key" -a "$last_key" != $'\n'
 		}
 	fi
@@ -266,7 +266,7 @@ function read_key() (
 		if test "$input" = $'\e' -o "$input" = $'\n'; then
 			flush
 		fi
-		if discard_key_if_line_buffer_enter; then
+		if __discard_key_if_line_buffer_enter; then
 			if test "$option_keep_line_buffer_newlines" = 'yes'; then
 				printf '%s\n' 'line-buffer'
 			fi