I used to be a big foosball player a while back so I personally think this is very cool. In this Coding4Fun article, the guys at Clarity Consulting used Ultimarc hardware to build an end to end hi-tech foosball system with:
I definitely think they need to add a way to track shot speed as well as track which player scores and taunt the opposing team as appropriate. For example, if an opposing goalie scores an end-to-end goal, it should laugh and jeer the scored on team.
If you like it, digg it