Young professionals in Los Angeles are queuing up — not to access an exclusive concert or the drop of a new Supreme sneaker, but simply to meet other single people. They piled into a recent comedy show that promised to match people based on "vibes'' (assessed by three stand-up comedians) instead of dating app algorithms. But they're also going retro with three-minute speed dates in bars. They're even sitting down in front of a blank canvas with a glass of wine and trying to make conversation with strangers.