Earlier quoted context omitted.
We already know from history what happens when large groups are disenfranchised from the public sphere. Violence. Lots of it. And once it starts, it's not easily stopped. Some welcome this because they think it can be managed for their own purposes. But once civil order breaks down, things simply accelerate with no possibility of talk being able to stop it anymore. It takes on a life of its own. Those who dream of th…
These groups became violent while still enfranchised. And they're still enfranchised: they can still vote, and still post to the internet, and still talk to people outside. They simply no longer get a free internet loud speaker to envangelize to others.
The lesson here is to condemn all rioting, set expectations that are equally applied to all segments of society. Listen to those feeling alienated and see what can be reasonably done to promote inclusiveness. It's hard to take advocates of inclusiveness seriously when they eagerly cancel, disenfranchise, and deplatform people that disagree with them even remotely (and yes, there are plenty of examples of rational criticism being deplatformed).