GMs aren’t really the ones that handle these anymore, Vtm - we have a whole dept dedicated to this.
And they are VERY effective, but tend to do things in waves. Which, just btw, have been steadily getting closer together.
You are correct, this is a war we’ve always fought - and continue to fight. Sadly, as long as players continue to give them cash, they have a vested interest in continuing.
In the case of a suspected nest - you could also email hacks@blizzard.com with the information.
Individual reports are still important - they go into the system and go a long way in helping the team ferret these out.