Yes, mobile-first design has greatly accelerated the decline of usability in interfaces, but that decline also began before mobile-first really became a thing.
All I know is that usability keeps getting worse as time goes on. Where is the floor?
All I know is that usability keeps getting worse as time goes on. Where is the floor?
You could try to cram it into an Apple Watch?
Mobile design isn't just a response to the limitations of its hardware; as technologies become more prevalent, intuitiveness to increasingly inexperienced users has to be prioritised over everything else and this is a major trend that dates right back to the beginning of the computer industry.
Usability is much better today than it was in the past; it's just no longer targeted at us.