Originally Posted by Sy Reene

To your points above, it seems that many of the issues relate to the very wide rim widths being made hookless but for road riding (ie. 25mm ID widths). All of this for the supposed aero benefit.
From the below, a hookless rim with a 19mm ID width is supposedly compatible with every road tire width you'd probably ever want to be able to run, and supposedly, a 19mm rim width allows higher pressures than the 73psi bandied about all of the time.