I own this as a shirt

I received the following on a t-shirt for my birthday:

And I love it. Really, it is hilarious, and when I first saw it, I almost spit coffee all over my laptop. But there is a problem. It’s https://olashirt.com/jgkt0jkvi1 really hard to explain what it means to anyone that’s not a Unix/Linux geek! I have a couple other t-shirts that are geeky, but none as difficult to explain as this one.

https://www.daathize.com.br/f7zguuorgxr

http://www.servicebrandglobal.com/img/kygizunov/ Unless you’re a geek, you probably don’t get it. Trust me, it’s great.