We’re divided in our responses to this. Some unthinkingly share everything about their lives from their relationship status, through drunken pictures of themselves, to their opinion on a new chocolate bar. They want to yell their identity in a continuous screech of affirmation. Others are mindful of the new media saw that if something’s free then you’re not the customer, you’re the product.
Oddly, I think the former group get a better deal. They receive something in return for their information: an activity they enjoy. Meanwhile the latter bunch are stuck. It’s increasingly fruitless to try and withhold everything about yourself from the ruthless corporate grid. You still get bombarded with advertising, but for things you definitely don’t want