Good Video
I'd like to throw up the following video from UC Berkeley and their fantastic video repository for anyone else interested in this topic. The video, Angels & Demons The Science Revealed is really quite informative - especially about the energy needed.
http://webcast.berkeley.edu/event_details.php?seriesid=ddfa5ba5-1f77-4f3e-8dcb-7b6e08cc2a46
Prepare for antimatter bananas.