BRC and Rune are said to be the two most hated tokens on this forum
They are not tokens, that's why they are "hated" as you put it. It's because people who are being told they are tokens are being lied to or being scammed and everyone hates scammers...
Top altcoins like ETH are hardly welcome here
Technically people don't have any problem with something like Ethereum for what it is. The problem is with what it is being advertised to be.
In other words the problem is when people are being lied to that ETH is decentralized, better than bitcoin (remember flippening?), has immutable blockchain, is secure, has cheaper fees that will never go up, ...
