[kyrra]

There are a lot of Facebook employees on HN, just like there are a lot of Google employees here. Those employees will do some level of astroturfing. Unless HN prevents us from voting on topics where there is a conflict of interest, it's hard to keep the bias out.

[Kiro]

Why would employees vote up negative articles? I think you misread what HBSisBS said.

[bitJericho]

Employees vote up anything related to their employer.