path: root/home/xyz/.local/bin/mvtu

#!/bin/sh
# MV Time-Uuid

find "$@" -type f -execdir sh -c '
	file="$(basename "$1")"
	ext="${file##*.}"
	if [ "$ext" != "$file" ]; then
		dest="$(time-uuid).$ext"
	else
		dest="$(time-uuid)"
	fi
	[ -e "dest" ] || mv -v -- "$1" "$dest"
' shell '{}' \;