by Jim Musser I recently visited with a 40-something Christian friend and mentioned that our campus ministry uses Facebook. Her blank expression told me she had no idea what Facebook was. Do you? What about MySpace? Twitter? YouTube? According to emarketer.com, these are some of the most popular Internet Web sites for college-age young people and they are sweeping the nation like wildfire. Unlike my friend, you probably have heard of these. But have you given much thought to the impact of the Internet on the mission of the church? From where I sit, on a college campus, I