Why do redditors always thank each other for silver and gold? What do they do with those?

Romanian redditors be like:

>Thanks for the copper kind stranger!

you wouldn't know because you don't use Reddit because you're not a Reddit user (because you're better (a 4chan user))

>>212738152 (OP)
I get is hard for you to understand as you are more used to steal the silver and gold

>>212738190
gem