diff --git a/sh/main.sh b/sh/main.sh
index e85f519..ac92b40 100644
--- a/sh/main.sh
+++ b/sh/main.sh
@@ -16,20 +16,6 @@ RWX_SHELL="$(cat "/proc/${$}/comm")"
 
 RWX_MAIN_PATH="${RWX_ROOT_SYSTEM}/${RWX_MAIN_NAME}"
 
-# ╭─────────╮
-# │ private │
-# ╰─────────╯
-
-_rwx_main_log() {
-	if rwx_shell_interactive; then
-		[ ${#} -gt 0 ] || set -- ""
-		local line
-		for line in "${@}"; do
-			echo "${line}"
-		done
-	fi
-}
-
 # ╭────────╮
 # │ public │
 # ╰────────╯
@@ -53,6 +39,20 @@ rwx_shell_interactive() {
 # │ core │
 # ╰──────╯
 
+# ╭──────┬─────╮
+# │ core │ log │
+# ╰──────┴─────╯
+
+__rwx_log() {
+	if rwx_shell_interactive; then
+		[ ${#} -gt 0 ] || set -- ""
+		local line
+		for line in "${@}"; do
+			echo "${line}"
+		done
+	fi
+}
+
 # ╭──────┬──────╮
 # │ core │ find │
 # ╰──────┴──────╯
@@ -107,11 +107,11 @@ rwx_source() {
 	modules="$(rwx_find_shell "${path}" "${RWX_MAIN_NAME}")"
 	rwx_ifs_set
 	count=0
-	_rwx_main_log "" \
+	__rwx_log "" \
 		". ${path}"
 	for module in ${modules}; do
 		count=$((count + 1))
-		_rwx_main_log "$(printf "%02d" "${count}") ${module%.sh}"
+		__rwx_log "$(printf "%02d" "${count}") ${module%.sh}"
 		module="${path}/${module}"
 		# shellcheck disable=SC1090
 		. "${module}"
@@ -133,7 +133,7 @@ rwx_source() {
 rwx_main() {
 	# system root
 	if ! rwx_source "${RWX_ROOT_SYSTEM}"; then
-		_rwx_main_log "Not a directory: ${RWX_ROOT_SYSTEM}"
+		__rwx_log "Not a directory: ${RWX_ROOT_SYSTEM}"
 		return 1
 	fi
 	# user root