The free speech conundrum: Combatting hate and anger in the wild west of the internet

One outspoken billionaire tries to control the narrative in the guise of "free speech", and suddenly, Twitter accounts once banned for abuse and hate speech (including that of former US president Donald Trump) have returned to the platform. You only have to spend a minute on Twitter to see that its new approach to content moderation has already led to some of the most vile, offensive language imaginable. Hate speech, abuse and anger are everywhere online. What can we do to combat them? How can we support those who deal with them?