I'll let Keith Hennessey count the ways, in this tour de force of blogging. I've blogged about CAFE standards each time they've been the subject of policy discussion over the past few years. Here is some essential reading:
Earlier this week, as my family was driving through town, we stopped to let an enormous SUV back out of its parking spot on Main Street. I thought that the driver must be happy to have heard about the CAFE standards -- that behemoth she was driving just got more valuable, since the new, tighter standards only apply to new vehicles.