Thought this was interesting. Dug up an old video of me pulling 5 plates for the first time (495lbs) and compared it to my rocket ship 501 deadlift from today's meet. It's pretty clear that the bar speed indicates progress. Swweeettt!!
495 1-21-09 ~195 lbs
http://www.facebook.com/v/594786725598 (sorry can't embed it)
501 - 12-6-09 187 lbs