>Speech that advocates the injury or death of others based on their racial
Not necessarily........
The Criminal Justice and Public Order Act 1994 inserted Section 4A into the Public Order Act 1986. That part prohibits anyone from causing alarm or distress. Section 4A states:
(1) A person is guilty of an offence if, with intent to cause a person harassment, alarm or distress, he— (a) uses threatening, abusive or insulting words or behaviour, or disorderly behaviour, or (b) displays any writing, sign or other visible representation which is threatening, abusive or insulting, thereby causing that or another person harassment, alarm or distress.
I still say it's censorship of free speech, there are circumstances where this legislation can be abused to suppress free speech.
I'm with Rowan Atkinson on this:
https://www.theguardian.com/media/2004/dec/07/raceandreligion.broadcasting
To paraphrase:
"it is the duty of a comedian to comfort the afflicted and afflict the comfortable."