Wow, someone has not been keeping up with the news coming out of the UK. Lots and lots of people been arrested and charged for saying, not actually hate speech, just "mean things" on Twitter. Usually it's just obvious jokes, perhaps of bad taste, that someone decided to take literally and then claim they felt "harassed and intimidated" (the magic phrase which causes the police to investigate).
If you want more, check out count dankula's (mark meechan) second YouTube channel, he covers pretty much all these high profile "offensive tweet" cases. Most of them are ridiculous.
https://www.dailymail.co.uk/news/article-10668005/Man-avoids...
https://www.bbc.com/news/uk-scotland-glasgow-west-43864133
https://www.walesonline.co.uk/news/politics/john-scriven-pla...
https://www.dailymail.co.uk/news/article-11066477/Veteran-ar... - literally arrested for a tweet that "caused anxiety".
If you want more, check out count dankula's (mark meechan) second YouTube channel, he covers pretty much all these high profile "offensive tweet" cases. Most of them are ridiculous.