Associated Press: In the thick of Oregon’s “silicon forest” and far from his home in Germany, SolarWorld founder Frank Asbeck walked through his company’s newest plant Friday with the excitement of a child in a toy factory. “This is like my playing field,” said the 49-year-old Asbeck as he walked down a quarter-mile-long corridor and passed machines converting chunks of silicon into crystals. “Our parents didn’t buy us enough toys when we were little.” The $440 million plant, which opened its …