So does Planned Parenthood and communism.org. And your point is?
RNC uses Windows, DNC uses Linux. Howard Dean even coined the phrase "Open Source Politics", and his campaign manager is (was?) a former Linux exec, of which there are few. The DNC also created a site named demzilla.org, in tribute to the "Mozilla" group of open source programmers. None of this is news to you, of course. You're here always defending it.