Reuters interviewed George Lucas recently, and while Lucas spoke about future projects, most notable was his thoughts on the future of gaming.
Most of the interview is in regards to his plan to construct a CG studio in Singapore, however, near the end of the interview, Lucas spoke about games.
In particular, Lucas feels that future of gameplay will revolve more around voice recognition and more advanced A.I. Lucas states, "I want to get to a point where you can talk to the game and it will talk back."
For the entire interview, see the Reuters piece.