It isn't just iPhone, and it can happen on any motorcycle regardless of the engine size or power. The OIS in my Pixel 4a is destroyed from using a mount for less than an hour.
Yeah they actually go into more interesting detail than expected from a support article and detail how (not an expert so it could just be wool over my eyes Apple BS but doesn’t smell that way here) the OIS and closed loop AF work in that article.
Basically sensitive gadgets shouldn’t be exposed to certain frequency / amplitude combinations because sensitive gadgets rely on well, not being shaken out of whack.