CNN.com - Buy off your 'car guilt' - Jun 21, 2005

I'm shocked. Shocked and amazed. SUV drivers aren't guilt-ridden?!!? This whole thing smells like an Enron-style shell game to me.

Full disclosure: I commute 25 miles each way in a full size pickup that gets about 15mpg.

CNN.com - Buy off your 'car guilt' - Jun 21, 2005

Since car drivers are under no legal compulsion to try to compensate for their tailpipe emissions, the TerraPass will only appeal to those who feel some guilt about their driving, and want to do something about it.

Not surprisingly, few SUV drivers have been buying them. Most have gone to owners of fuel-efficient cars that produce relatively few pollutants.

That initially surprised Arnold.

"We fully expected to target SUV drivers with SUV guilt," he said. "It just doesn't exist"