[djmips]

Even though those are the correct controls I tend to think of the < and > as the mnemonics because it makes kind of sense (but those are shift)

[whatever_dude]

That's why they are the keys in fact. Those are the usual shortcuts for frame navigation in some video editors.

[diabeetusman]

And < and > increase and decrease playback speed, for what that's worth

[Moru]

And are placed somewhere completely else on Swedish keyboards but it was an Aha-moment when I realized as a child that the keys ,. was really supposed to be <> for arrows in some games 30+ years ago :-)