Who would still be your friend if the Internet died?

I woke up this morning thinking about how I used to write letters to 3 friends every week. Other friends I kept in touch with through occasional phone calls. Then the Internet ignited like a firestorm and within a few years my 3 snail-mail friends switched to email. I keep in touch with friends and family on Facebook, enjoying the fun of gifting them on Farmville. No actual talking but I feel like we're connecting through game-play.

Since I got online in 1995, I've made many, many friends who...