San Francisco Chronicle: The flurry of recent renewable power decisions in Sacramento could have far-reaching – even contradictory – results. Gov. Arnold Schwarzenegger last week signed an executive order forcing California utilities to get 33 percent of their electricity from renewable sources by 2020. At the same time, he promised to veto two bills passed by the Legislature days earlier that would have done the same thing, but with far more restrictions on how those goals could be met. Meanwhile, a …