I did it for Haiti. When I began to read about the terrible earthquake in Haiti last week, I realized that social networking was --in the beginning--the only way for information to leave the island. What a great communication case study for my students, I thought. And then I thought,"oh, drat! I'm not on Facebook. So I taught the first two classes with students pulling up the pages and demonstrating. Then I went back to my office and signed up for FB. I heard back immediately from my daughter, who wrote "Aren't you supposed to be working?" My son-in-law also accepted me as a friend, so I thought, "Good. Easy access to grandchild photos." And closed my computer. When I opened it again, I had 10 friend requests. When I opened it again, I had another six. I told my students not to friend me, but it seems my nieces and nephews (all 46) and my great-nieces and nephews (all 72) are on there. The great-greats are still too young, but it won't be long. Act...