timothy from the you-have-crossed-the-line-ma'am dept.
Goatbert writes "I just read on the Consumerist about an XBOX Live user being banned for identifying herself as a lesbian. Despite appeals, Microsoft has stood by its position that merely mentioning that you are gay or lesbian is grounds for terminating your XBOX Live membership."
We warn the reader in advance that the proof presented here depends on a
clever but highly unmotivated trick.
-- Howard Anton, "Elementary Linear Algebra"