After posting a story about Optisolar, the solar panel maker that also wants to build and run utility-scale power parks, laying off 300 employees (about half of its staff) we received a message from a former employee of SunEdison, the power provider based in the East. In December, the company laid off around 50 to 65 employees, according to the source. The source is good in this situation -- he's one of the employees who was laid off. He said the company officially told him the cuts came to around 50 people, but the company grapevine put it closer to 65. Because SunEdison's business is governed by signing big power providing agreements, it is affected by the credit crunch. After...