He got us here by tricking us with cheap tricks. https://www.eff.org/deeplinks/2010/04/facebooks-evil-interfa...
The way I see, he is one of the worst things to happen to the Internet if not the worst, but that's just my opinion.
For a long time facebook tracked people using flash cookies (also called Local Shared Objects) to track people with opinions flawed like your own around various website that are not facebook.
What if they use some more devious tricks now? You might say that you use noscript, adblock or something else, but what about profiling you based information created by you browser. Browser fingerprinting - https://panopticlick.eff.org/ - http://en.wikipedia.org/wiki/Device_fingerprint
I would rather simply avoid facebook and deal with people without a history of ethical issues.