When your wife starts asking questions about silver, then proceeds to ask why your turning blue. Argyria Argyrosis
Guy knows how to coordinate argentism with the shirt, contrasting beard with matching orange braces. He's levelled up.
When argentism joins the other -isms on tv like racism, sexism etc. Then you'll know it's peak stacker
When you start seeing ounce references every where you go...... McDonald's McOz Oz Racing wheels And then there's the "Wonderful wizard of oz"....