Why Do We Still Use Flash?

A collection of questions we can't answer, because, you know, Flash just doesn't seem to be going away.

Is it a matter of nostalgia for the good ol' days of Is It A Bug??

Or is it a desperate attempt to cling to the last vestiges of Is It A Desperate Grasp??

Why Don't We Just Use HTML5? Is Flash The New Black? Is It A Bugzilla?

Uh, we just do.