Part of the problem is the golden samples (which basically reduce the amount of skill needed to achieve a certain result). By not allowing golden samples, or luck, to give you a mass of points, we increase the amount of skill necessary.
The enthusiast league will not be the main feature of the site, it will be a side-ranking for the beginning overclockers to get used to the way HWBOT and the rankings/points work. The Xtreme league is where all the action is.
Both global and hardware, yes.