There is a difference between mean words and slurs. If you're not from a protected group, you wouldn't understand unless you want to. The question is whether empathy is something apply above theoretical concepts. Don't get me wrong, I'm British and swear like a sailor, and hate when things have swear filters on, but there is a massive difference.

I personally have no idea what is going on on Twitter. I never really used it much as I think condensing thoughts down to a limited set of characters is just a crap design. This is supported by the fact by most users forcing themselves to use threads to work around such a pointless and arbitrary limitation.