[* Something must be done. Rampant cheating in the online poker world is killing the game, which is a shame. Let's put our heads together and see what we can do.
I think you're understand the technique properly, and also its shortcomings. It requires all players to stay connected until the end of the hand.
What cheating are you referring to? I don't know much about online poker, but if collusion is the biggest problem, this "mental poker" thing doesn't help at all. I can still share hole cards with my buddies over IM.