To get a roundup of TechCrunch’s biggest and most important stories delivered to your inbox every day at 3 p.m. PDT, subscribe here. Hello and welcome to Daily Crunch for August 31, 2021. Today the TechCrunch machine was busy covering the first day of Y Combinator’s Demo Day event, so expect to see all sorts of coverage on the site after this hits your inbox. We’ll bring you a recap in tomorrow’s edition, though we do have a first taste down below. In Disrupt news, TechCrunch is bringing an AI…