Yes your right its much cheaper and more versatile if you want to see a better copy you can have a look on my website http://www.44magnumproductions.com just look in videos
Very nice work Toby! I'd like to see it 'in the flesh' to avoid the 'bandwidth-jitters' but it shows off the work ok. The cost of using the T-Rex would be a minute fraction of using a manned aircraft, I hope you get a lot of work. It's a great idea.