Here are a few examples of P2E and crypto platforms.
https://www.ww2.site/forum/viewtopic.php?t=78416 https://debate.socialism.nl/forum/showthread.php?tid=242116 http://forum.bandingklub.cz/viewtopic.php?f=21&t=1078916 http://forum.spolokmedikovke.sk/viewtopic.php?f=3&t=894778 https://www.silencertalk.com/forum/viewtopic.php?t=704626 http://horsecity.ru/phpBB3/viewtopic.php?f=29&t=242290 http://www.lada-xray.net/showthread.php?p=149362#post149362 http://mirosovak.edoras.cz/viewtopic.php?f=3&t=85101 http://horsecity.ru/phpBB3/viewtopic.php?f=11&t=233074 http://horsecity.ru/phpBB3/viewtopic.php?f=19&t=257055 http://gzdsjw.tech/forum.php?mod=viewthread&tid=2444&extra=