All new cars. At this point I don't know if I'd buy anything made after 2008. Whenever I rent a new car around here (in the EU) I find them very annoying. The worst is the cruise control that tries to stick to the speed limit -- but its sensors don't always read the signs very well, so you'll often slow to 50 km/h (about 30 mph) for no reason. Then there's the incessant beeping at you, "lane assist" that you can't tu…
Don't rule out another Cash for Clunkers. The 2009 program destroyed 1 in 300 cars on the road. The next one could be bigger. Also, 3 in 4 cars on the road today are now in states requiring emissions tests for your annual registration, which can pose a significant (and growing, as standards improve) obstacle for older cars.
And yeah I enjoy having my car shut the hell up and let me drive.