My friend Tom Biliter bought a camera capable of doing 300 fps and 600 fps and shot a test cutting video for me. The newspapers roll was 5" thick.
http://www.youtube.com/watch?v=d5w9y3EJaicAnd here is the video of our sparring, my Deva slayer vs his sword and buckler. The outcome was 31:31 from frame by frame video review. I tried my best. Tom was really good.

The local TV station was shooting us at that time and stopped our practice frequently. :S
http://www.youtube.com/watch?v=4acsJWtZ4fU