Someone pointed me in the direction of this article
http://www.reghardware.com/2011/08/03/game_graphics_could_be_10000_times_better/
It would be really good in terms of making Laser Scan data more managable when modelling. Thought I would send it out. I have not thought about using Laser Scan data myself yet as by all accounts it can be hard to manipulate for modelling but Alice Watterson has done and you could read about it here.
Archaeology & Experience 