Can AI make older adults feel less lonely?

Welcome to the TechCrunch Exchange, a weekly startups-and-markets newsletter. It’s inspired by the daily TechCrunch+ column where it gets its name. Want it in your inbox every Saturday? Sign up here. In the era of quick judgments, it’s tempting to think we are more clever than anyone else. But from AI to Apple to senior…

Barracuda urges customers to remove and replace vulnerable hardware exploited by hackers

Barracuda Networks has told customers they must replace vulnerable email gateway appliances following the disclosure of a critical security flaw. The technology company, which provides security, networking and storage products, is issuing the extraordinary guidance as it struggles to contain a zero-day flaw that hackers have exploited since October. Hackers are abusing the critical-rated vulnerability,…