The "summer fling" has a live and let love connotation, but things change the moment you share a churro with that special someone on the beach. That's when shit gets real. No self respecting sweetie is going to stand for your gallivanting around on Tinder, Match.com, and Christian Mingle like some sort of online Colin Farrel. Best case scenario, you end up juggling flings until one of them finds out about the other and knifes you on Cheaters. Worst case scenario, you get Catfish-ed by Ronaiah Tuiasosopo. You do the math.