The cheaters were not banned, they were aiming to use the exploit further, but it was fixed.
Not only they were not banned, they're now attacking random players and they're also going against other top CM teams.
Why did GMs decide to not stop them? There was proof, more than enough, they confessed and there was even video proof of the cheating.
Now the whole community will have to deal with this:
They're making fun of the GMs for not stopping them, just as they bragged it'd happen.
Is this the message SEGA wants to give? Cheat, get paid currency through it and you'll get a pat on the back at most?
Adding the cheating videos again:
Adding PvP Wintrading: