Welcome back to The TechCrunch Exchange, a weekly startups-and-markets newsletter. It’s broadly based on the daily column that appears on Extra Crunch, but free, and made for your weekend reading. Ready? Let’s talk money, startups and spicy IPO rumors. Is the vaunted cloud acceleration falling flat? This week we’re taking a look at the bad side of the cloud software market. In case you were avoiding the news over the last week, tech and software stocks are struggling. Not much compared to their 2020 gains, mind, but after months of…