[SFLemonade]

> The problem isn't that FB is slanted, but that FB has a near-monopoly on user attention, which allows its slant to be both covert and disproportionately influential.

I couldn't agree more. They also have an unprecedented level of reach (billions of users) and user trust (appearance of community opinion vs. news media filtering).

> So the problem is much wider than FB.

Absolutely. Facebook is far from being the only offender here, and in a way, this is a growing pain of new technology. Just as we learned to not trust big media, we also will have to learn to approach social media with skepticism (despite it's inherently organic appearance).