We already have robots designed for games that drive cars, even besting most of the people skill-wise, and we have a nice traffic congestion example out of the network and medium access protocols too in the telecommunications science. so I guess that those problems are already almost sorted out.

Video-game bots are a nice research field for artificial intelligence which can provide solutions for the real world.

Unrelated: Check this out if you're interested in the topic, it's a nice read http://www.cs.rochester.edu/research/quagents/QuakeIII.pdf