Tech industry currently has the most pervasive and convincing propaganda. Probably 30% of what makes it to HN front page is industry shills. I'll never forget when I dumped on one of the big 5 in a thread here and got a thinly veiled legal threat from it. That's why I use throwaways now (although I keep them around for a long while to avoid ire of the mods)
Silicon valley tries to maintain a squeaky clean image, but as we're finding out from Facebook, some of them are no better than say Comcast.
From what I've seen, tech companies generally outsource all the shady bits so they have someone to point fingers at. I've been at companies they've outsourced this work to...
as soon as it is throwaway account s/he should be safe
Reply was something like "Hi this is so and so from legal, if we hurt you personally you should contact us so we can work through this (yeah right), we take our reputation very seriously". Never checked if it was legit, and stopped using my account soon after.