Marin County planning commissioners voted unanimously Monday to back filmmaker George Lucas’s plan for a massive digital production studio on the old Grady Ranch in Lucas Valley. The vote came after nearly six hours of staff and public testimony, during which supporters lauded Lucas’s long history of stewardship and opponents railed the project as a potential blight on the environment and adjacent communities.
Aimi Dutra, president of the Marin Builders Association, said the project would…