Just general intelligence could be seen on anyone. More so a trait to fear for the sake of it. I can see why you might not like that strong influence to stick around, as he was already gunning for you… fair… unless am misinterpreting “target” for voting to execute.
As Mafia, I would imagine who to kill would likely be on the forefront of one’s mind. It’s possible it might have just been a slip in forgetting the mechanics, but that’s up to you for seeing him around for far longer.
Yet seeming to have misread all of what bionic had said on top of that is very questionable, I agree.