Here’s a hot take: last week’s news of a massive AT&T breach revealing the phone call and text messaging records of all AT&T customers for six months in 2022 exemplifies why RCS is a terrible protocol that ought not exist, and why it’s a mistake that Apple is adding support for it to iOS 18 this year. The pro-RCS argument is that it improves upon SMS by adding support for much larger image and video attachments, as well as niceties like typing indicators. It really is just like SMS but better, w...