More people would vote for a gay candidate than an atheist:
http://www.gallup.com/poll/155285/Atheists-Muslims-Bias-Presidential-Candidates.aspx
I could imagine that a gay candidate could run for the Democrats, but Theil is closer to the Republicans.
I'm not sure whether the numbers of that poll actually drive voting decisions. Are there estimates about how many percentage points Mitt Romney lost for being Mormon?
I just saw that Donald Trump is running for president. Which led me to the following thought: would any of the big names in tech have a chance at being elected president of the US? Elon Musk? Sergey Brin? Jeff Bezos? Reid Hoffman? Peter Thiel? Edit: Bill Gates?
Some follow up questions/thoughts:
Edit: hypothetically, if one of these big-name tech people were to try to gain political power, how should they go about doing so?