You might end up playing a cheater at some point (though it's uncommon). But you're much more probable to end up playing someone better and you'll think they're a cheater..
Look at this livestream where Magnus Carlsen, the world champion, is logged in under another account and crushes Jan Gustafsson (another grandmaster) and he can't believe it's a human playing him :) (or at least suggests he is skeptical)
Look at this livestream where Magnus Carlsen, the world champion, is logged in under another account and crushes Jan Gustafsson (another grandmaster) and he can't believe it's a human playing him :) (or at least suggests he is skeptical)
https://youtu.be/Ka5sh6hBvSI?t=219