One argument I thought of yet almost never saw being discussed were the event of people just voting for the authors who would get large upvotes from whale/orca friends. This post made me think of it again. Anyone could get about the same returns of delegating to a bidbot by simply autovoting a popular author.
Promoted polls are listed on our promoted page. Additionaly, the highest amount spent on a poll between active polls gives a winner spot on the homepage.