Why is it hard to eliminate cheating in professional chess?

[naita]

@Jackknifed_Juggernaut

Grandmaster flush -- Chess player cheated in toilet - ESPN

The comment at the end surprised me. Surely you can separate players from certain types of technology during a game, right?

At what level do you think they should start using strip searches and metal detectors? County, state, nationals?

How high should the penalties be for functionaries who conspire with a player?