Mastodon seems like a good place to discuss the ideas in this article, since there are a good mix of free speech absolutists and people with more nuanced views (i.e., leftists who are generally for free speech, but want certain limits of hate speech and are willing to #noplatform fascists).
http://nationalpost.com/news/weaponization-of-free-speech-prompts-talk-of-a-new-hate-law