Don't eat crow simply because he followed through on one thing. He's still a blatant liar and fascist, spewing bullshit about things like being a "free speech absolutist." Giving him credit on this one thing is playing into his hand by scrubbing his reputation in way that allows him to get away with his more insidious plans (e.g. making Twitter more right-wing).
Please don't take HN threads further into ideological flamewar. Regardless of how right you are or feel, it's not what this site is for and destroys what it is for.