Probably. I think you'll need downvote and upvote buttons to maintain a balanced state.

introducing downvoting will dramatically alter the game dynamics 

i'm not saying it's bad to do so, just that it should not be casually introduced.

itsrealfake

bitcoin

I'm just posting this to make the racist post go down further

That's never been the intention, rather, it's about curating the posts on my feed.

People have the right to express whatever views they want. I have the right not to associate with idiots.