Could also be a solution to a problem you don't have. I like the idea of a detailed Facebook timeline that goes back many years. But I don't want to share, or

Could also be a solution to a problem you don't have. I like the idea of a detailed Facebook timeline that goes back many years. But I don't want to share, or give FB, enough information for it to be worthwhile. Also, I'm not I'll be on FB in 10 or 20 years. This might be their biggest challenge: Convincing me that they'll be around in 20 years