There was evidence for Roger Ver deliberately misleading people on his website "bitcoin.com".

Image link:
https://i.imgur.com/Q639aTC.jpgSource:
https://twitter.com/Ragnarly/status/988535641070751744There is data which might support a lawsuit, also things like this:
https://twitter.com/moneytrigz/status/989263151622426624From using bitpay which compares bitcoin transaction fees to bitcoin cash fees everytime a payment is made, it seems there is a coordinated and massive effort to convince people to embrace bitcoin cash over bitcoin core. I'm surprised this is a topic which isn't discussed more often as the bias in favor of bch appears to be very strong.
Also don't forget the numerous sock puppet accounts posting bitcoin cash propaganda on this forum. Other coins would also appear to have advertising bots.