Social pressure means their closest friends Not some abstract community. The inner circle of their monkeysphere, so to speak.
Most cheaters on the Internet would instantly stop if we could get into their inner circle and chastise them there. It doesn't need violence or any other method, chastising them to their CLOSEST friend is all that's needed. Of course, shaming them by real name is the approach vector for that, but in a sense that's like the nuclear weapon ;p