This blog entry describes how it is to try out Ubuntu and become a fan of the distribution.
Read it here
I have been personally testing the Ubuntu distribution (trying to always approach it as a new user – no programming or command-line configuration) since last fall and I love it. I have also installed it for several other people who are complete Linux novices. To my amazement, I have had fewer cries for help from these people than from my friends who use Windows.