Picking the right F1 winner is just half the battle. Even a correct prediction...

https://mill-wiki.win/index.php/What%E2%80%99s_the_Fastest_Way_to_Check_If_Another_Book_Has_a_Better_F1_Number%3F

Picking the right F1 winner is just half the battle. Even a correct prediction can turn sour if the odds shift dramatically. Imagine locking in a +500 price that drops to +190 by race day—that’s way less value