Even though the 2012 Sebring U.S. Sport Aviation Expo (January 19 -22, 2012) event ended over a week ago, I only just made it back home from the trip this past Friday (and I didn't spend the week on the beach).  Following is a brief summary of the trip as well as some commentary on the planes and cross-country flying: This year's four day Sebring LSA Expo kept me out of the office for twelve days…