Joined: Dec 2004
Posts: 12,561
Likes: 799
From: Middle of da Mitten
Bikes: Trek 7500, RANS V-Rex, Optima Baron, Velokraft NoCom, M-5 Carbon Highracer, Bacchetta Quattro, Catrike Speed
If I were of a mind to document my performance, I'd have a friend follow me in a car and take a picture as I pass one of those radar trailers that display your speed.