I think this article makes a key mistake that I see almost all commentators make of visions of free speech less radical than, say, the first amendment: They consider only the direct effects of speech on those who hear it. If you accept this, it's very easy to(correctly) respond that it's not the state's job to police mere offense, no matter how grave it may be. Some people who try to make criticisms of a radical free…
I guess you can argue that. But most people I see bringing up "stochastic terrorism" suddenly say that those types of violence don't count. It's not just that this outlook is controversial - I've yet to meet anyone who has applied it consistently.
[1] https://en.wikipedia.org/wiki/Congressional_baseball_shootin...