I mean this has always been the case: the press releases gush about how fast the next wireless whatever standard can be...and ignore that new devices are going

I mean this has always been the case: the press releases gush about how fast the next wireless whatever standard can be...and ignore that new devices are going online all the time so all that bandwidth is contended - meaning you have to take gigantic overall improvements to have a hope of keeping up modest real-world gains.