Developers say they have mixed feelings about the "Sign In With Apple" button and Apple's decision to make it mandatory for apps with other sign-in systems (Lauren Goode/Wired)

Lauren Goode / Wired:
Developers say they have mixed feelings about the “Sign In With Apple” button and Apple's decision to make it mandatory for apps with other sign-in systems  —  APPLE ISN'T ALWAYS the first company to introduce a particular product or service.  But when it does finally decide …