The current F1 rulebook has limited certain areas of car improvement: a 10-year freeze on engine development is in place, Bridgestone tires are standard issue to every team and testing in season is restricted.
After the Bush Administration announced last year that the space shuttle would be retired in 2010, NASA's Stennis Space Center, which performs engine testing on it, went into action, wooing more private enterprises to its 140, 000-acre grounds.