So subreddits are either echo chambers or hopelessly conflicted? I'm not defending WSB but isn't the entire point of internet forums / reddit discussion to argu

So subreddits are either echo chambers or hopelessly conflicted? I'm not defending WSB but isn't the entire point of internet forums / reddit discussion to argue about things? I absolutely hate any subreddit where only one train of thought is allowed and everything else downvoted.