I'm simply not willing to cut people out of my life and miss out on things that are important to me because my data is mined and might be used against me.
I concur that FB can be useful for finding out about stuff going in your world.
But if not using a certain commercial product -- any commercial product -- means "cutting people out of your life" to any significant degree, then well... you might want to think about the degree of dependence you've signed onto in using that particular product. And indeed, whether you really "need" that degree of (perceived) interaction with all of those people.
I concur that FB can be useful for finding out about stuff going in your world.
But if not using a certain commercial product -- any commercial product -- means "cutting people out of your life" to any significant degree, then well... you might want to think about the degree of dependence you've signed onto in using that particular product. And indeed, whether you really "need" that degree of (perceived) interaction with all of those people.