No vigilant insider is making a series of "single market predictions with high accuracy" on the same account. They would make unlinkable bets on fresh accounts.

> No vigilant insider is making a series of "single market predictions with high accuracy" on the same account.

There seem to be quite a few non-vigilant insiders. That's the very premise of the post we're discussing.

This is unsurprising to anyone who's seen the various ways people get busted for insider trading in equities.

Also insider trading is A-OK on prediction markets!