Ólafur WaageWanna annoy a programmer?
Next time you're filling out a form, put a single ÿ at the end.
It's not very commonly used in text and it's 255 in decimal and 0x00FF in hex which feels like something is broken if they go and investigate.
🇺🇦 Myke 
@olafurw just rеplаce аll fitting lаtin lеttеrs with similarly lооking Суrilliс lеttеrs.
Like I did in the previous sentence.