Rear DVD entertainment systems are enjoying increasing popularity in minivans and SUVs, but they’re relatively rare in four-door sedans, especially those in the sub-$30,000 arena. However, the 2008 Dodge Avenger SXT and R/T models smack convention since each are available with a $1,195 rear DVD player and screen that folds up from the front center console. That’ll keep the backseat drivers entertained while the front occupants work the MyGIG system ($1,895 for the R/T; $2,030 for the SXT). This little bundle of technology includes a voice-activated navigation system, a 20-gig hard drive that will store plenty of your favorite music, and Sirius satellite radio. But what may be even cooler (no pun intended) are the heated and cooled front cupholders