Almost definitely. Brin stated:"...it is the chilling and discriminatory effect of the proposition on many of our employees that brings Google to publicly oppos

Almost definitely. Brin stated:"...it is the chilling and discriminatory effect of the proposition on many of our employees that brings Google to publicly oppose Proposition 8." A company isn't just a profit machine. People live and work there to a degree. He probably saw some injustices in his company, and wanted to make a strong statement about how employees should be treated.