Auto Add from AllMusic.com
If an artist is legitimate enough to have an entry on AllMusic.com, they should be automatically added to setlist.fm. Either that or it should be easier to add an artist with a link to their allmusic page (or wikipedia, etc.) as a required criteria.
For instance, I was surprised that Pittsburgh-based gonzo stoner instrumental band Midnite Snake signed to SF-based indie label Birdman Records is on AllMusic.com and not here: