I don't really care so much about the individual voter, I care about how far their voice reaches on the Internet, I care about the people they influence, I care about their children, I care about higher-level things.
Would you mind explaining further?
It seems obvious to me that deplatforming them will further radicalize them. It fits perfectly into their narrative as I understand it.
Engaging them as (deeply flawed, very wrong) humans and having a good-faith debate seems to have worked shockingly well for Daryl. I suspect it could for others, too (though Daryl is obviously a rare breed).