eldavojohn writes: Some two thousand public and twenty two hundred private newsgroups devoted to and managed by Microsoft support are going to be phased out in favor of forums. The reason being? Newsgroup spam. The Register calls it "killing newsgroups" but Microsoft eloquently calls it "the evolution of communities." Always managing to spin it in a positive light! Let's hope the spam posts and voting bots in their forums remain controllable.
We warn the reader in advance that the proof presented here depends on a
clever but highly unmotivated trick.
-- Howard Anton, "Elementary Linear Algebra"