A Song of Ice and Mafia TOWN WINS

I don't at all understand this line of reasoning.

The logic comes from those who have the most to lose. I tend to be more suspicious of those who lead lynches and those who are more vocal.
In contrast, those who have no ability, in general, pay less attention to the game and don't post as often.

In regards to voting for Olsi, I explained it above. In this case, I vote for him because I know nothing about his role.