A call to boycott U.S. tech platforms over the NSA's PRISM surveillance
blogs.hbr.org
blogs.hbr.org
www.gnu.org/philosophy/can-you-trust.html
This seems really central to me.
A system that's corrupted by the use of mass surveillance will ultimately lead to bad/wrong policy decisions (decisions which favor a few ultra-rich people). And everybody knows the weight of the impact of US policy decisions on the rest of the world (= humanity).
HN's goal is also to promote YC start-ups (directly and indirectly), and they happen to be US-based.
Probably people thought it came from a radical author since similar articles attract discussions instead of flagging.