Because it might well only seem hackneyed to people who've dealt with it for so long, like us (or at least most of you?)
Though, to be honest, I do contemplate doing one of those "pick a country from this map the year is X" RPs, even if I only encourage rather than OP it.
Do one with a group of people who think they are doing all sorts of weird cool stuff, but who are actually sockpuppets of a bunch of strange people on an internet forum.