Not at all. See my reply to your sibling comment. Add to your list massive government and corporate spying.
That's fine and I agree to some extent. But you said 'nothing good for anyone.' Some organizations abusing social media doesn't nullify the good things that have happened because of it.
speaking of jobs, where does the product ultimately take the public? Not alive during the dev. of rockets, and space exploration, but everything since then seems to just be a circle jerk about the next uber-for-pulling-bugs-off-my-windshield.