Meaning you don't like it.
The article itself is ALSO evidence that a number of lawyers are doing it. That is, it is legal, legitimate under industry ethics guidelines, and some are actually swimming in the pool and not just dipping their toes.
Nope. You don’t get it. You don’t want to get it. You are wrong and can’t admit it.
It’s not done because those few who try it are ostracized.
If you wish to pretend that the existence of those few ostracized fools means you are right, then that’s a personal problem.
I can’t edify you if you are too proud to be edified.