Board Game Arena

This is the zillionth post on the same topic. May be its also some flaw that should be someday radicaly fixed once and for all as it visibly poisons BGA

I make one suggestion, certainly not sufficient but which could be efficient (I just checked it on one of my favorite games) :

LOOK FOR INCREDIBLE ELOs

You will for example find "couples" that always play together which is the base of cheating on BGA

URL?

The main problem is false positive which are extremely bad.

It's very hard to come with a good solution.