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They seem highly subjective and reiterative but frankly I don't have enough evidence to say one way or another. But I do think they need to be cleaned up.
There's only one that's written neutrally, and that's this one. I wish we'd given this one a bit longer -- Netherwerks might have been willing to revise his question, and I think it'd be fair to give him a chance to do so.
Aramis' answer is excellent either way.