The researchers deserve a lot of derision, here. It's not like people decide to rent a car by the hour to save the whales. The only intangible benefit in my m

The researchers deserve a lot of derision, here. It's not like people decide to rent a car by the hour to save the whales. The only intangible benefit in my mind when renting a zipcar is the knowledge that I won't have to direct one of Seattle's horrible cabbies around my neighborhood or pay a ridiculous amount of maintenance and insurance for the possibility that I might want to pick up groceries this month.