That's a fair point, and hindsight bias can play a part in downplaying even recent innovations, which may seem obvious only after the fact. I don't think that a

That's a fair point, and hindsight bias can play a part in downplaying even recent innovations, which may seem obvious only after the fact. I don't think that applies in this case, but setting that aside, my main argument (that what counts as innovative, non-obvious etc. is subjective), I think still stands.