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 4, 2021. It’s been hectic: Robinhood’s stock lost its mind. Facebook made another chunk of the internet mad. And a new unicorn wants to go public? It’s been a great day for tech news. But before we get on with it, we’re excited to announce that TechCrunch is launching another newsletter! This Week in Apps by Sarah Perez launches…