If so it's been polluted from the beginning, because TC articles have always gotten votes here.
Re:Poll: Should we ban TechCrunch?
by TweedHeads on Monday May 25, 2009 @01:17PM
(#625637)
What would stop ten or twenty shills from an "interested party" to upvote all their stories to get to the front page?
One you detect that pattern you should ban them to avoid further spreading of bad behavior.
And I am not talking about TC only...
Let's solve it the HN way. Just don't up vote what you don't like. OK, you say, "I don't, but they get votes somehow". That, my friend, is _probably_ because community is polluted.