If you look at the details, he wasn’t doing it to tip the scales, he was doing it because he was trying to be TOO ethical without looking at the political context of everything. Comeys crime has always been being too fixated on smaller ethical issues to understand the impact of his role in the wider political picture. In essence, he resists playing politics and instead gets drawn in to them. Trump tried to get him to pledge loyalty, but when he resisted, Trump fired him. Remember that?