The author also puts forward 5 major trends in IT. Here goes the link.
By far, what appealed the most was the motivator quote by Jerry Luftman, the director of the Society of Information Management:
"Companies are looking at IT as a lever to cut costs in other parts of the business… Here is IT's chance to shine. Here's their chance to make lemonade out of lemons."
So, hail the IT, hail Web 2.0, hail virtualization :)