I think that without some kind of mechanical interference the benefits of this are going to be limited. Having good quality erection can become problematic as life progresses and this seems to me to be a method that may help mentally blocked ED sufferers, may help recover lost length but in no way is likely to be a effective as most of the exercises here.
Lin is well know here, his opinions tend to split people, from those who see him simply as someone pushing pills on the back of a reasonable medical knowledge thru those who find his opinions worthy even if the surroundings aren’t to people who think he tends to build a case freely in the best manner to push pills.
You’ve been here a while now, are you looking to improve your program or are you simply researching?