It was silly, sure. But it worked and it encouraged people to check-in AND leave reviews. All of the reviews (or "tips" how they call it) I left were the ones I

It was silly, sure. But it worked and it encouraged people to check-in AND leave reviews. All of the reviews (or "tips" how they call it) I left were the ones I left after checking-in. Splitting Foursquare into two apps was a mistake. Nearly all of my friends have Swarm installed but most haven't kept the Foursquare app around. The functionality worked great in unison.