The zero-day bug in Sign In with Apple actually had nothing to do with the OAuth or OpenID Connect part of the Sign In with Apple exchange, and very little to do even with JWTs. Let's take a closer look to see what actually happened.
My 2017 12" MacBook is starting to show its age, but I hate that there is nothing to replace it right now. There's no reason to get a MacBook Air since it's the same form factor as the 13" Pro. But it seems unlikely they're going to release a small computer again at this point.