@petrichor it's the @foone tooth keyboard https://foone.tumblr.com/post/665002680567136256/my-latest-project-is-a-custom-set-of-keyboard-capsOr pikachus.
@foone the USB plasma orb malware attack paper (it's a plasma orb that you give someone and it infects their computer by pretending to be a keyboard) had a cross platform thingy about this.