It's a pun on PC LOAD LETTER, which is an old error message roughly meaning "load letter paper into the paper cartridge". The other person thought you replied to the other² person.

[–] chatokun@lemmy.dbzer0.com 26 points 1 year ago (1 children)

The comment is also a reference.

[–] PipedLinkBot@feddit.rocks 4 points 1 year ago

Here is an alternative Piped link(s):

reference

Piped is a privacy-respecting open-source alternative frontend to YouTube.

I'm open-source; check me out at GitHub.

[–] mypasswordis1234@lemmy.world 13 points 1 year ago* (last edited 1 year ago) (1 children)

cat is the program that reads the contents of specific file

litter is the file

> means forward the output of the program to the file

/dev/lp0 is Line Printer 0 so just printer

[–] Vilian@lemmy.ca 1 points 1 year ago (1 children)

your name is fitting

[–] mypasswordis1234@lemmy.world 1 points 1 year ago

what-

[–] don@lemm.ee 1 points 1 year ago

⠀

[–] uis@lemmy.world 19 points 1 year ago

cat litter > /dev/lp0