Then choose not to work there, if you're any good there's plenty of other opportunities. You mean these OSS zealots like Knitebane can swear off Microsoft, who dominates the market, but you can't survive without catering to the minority? Show some principle. Boycott commieware. I do it every chance I get. Plus you get to work with superior products like the Sun web server, even if you don't like the market standard Microsoft.