I'm not new to command line tools, but I somehow managed to delete ~10k pictures while trying to use parallel to resize them. I forget the details but it was s

I'm not new to command line tools, but I somehow managed to delete ~10k pictures while trying to use parallel to resize them. I forget the details but it was some kind of surprisingly weird foot-gun behavior. Luckily I had a backup, but it really has made me scared to try using parallel again.