
It's always a strange feeling--Facebook recommends someone who has 43 friends in common with you and yet you've never heard of her. Or you first hear about someone because suddenly, the Twitter stream is filled with references to that person's tragic death.

I don't know you, Meredith, but my heart is with you right now.
Since the death of my friend Mac Tonnies I've become an inadvertent spokesperson for the digital graveyard and its inhabitants. Like Mac Tonnies, Sassaman seems like the kind of person who had a lot of very philosophical and practical ideas about the relationship between humans and technology.
It's just strange to find out on Twitter that you've lost something you didn't know you had.