shell people need to stop saying "useless use of cat". you are hooking square pipes up to round holes with a 50-year-old paradigm on a computer that does not care either way. you can use cat if you want.
I will always uselessly use cat because I never remember where the cli tools expect me to put the filepath argument relative to the other flags and I refuse to learn
grep: \d+: No such file or directory eat my ass, grep
