"Opening the enrollment centers, 300 in all, will be a step toward TSA Administrator John S. Pistole’s grander plan to reduce the security hassle for low-risk passengers so his workers can focus on those who give some reason for suspicion."
Get ready for cries of profiling. Get ready for endless articles about people who were denied entry into this program with no reason given.
The reason grandmothers have to take off their shoes and jewelry and be groped is not for security. I don't know how the TSA plans on implementing this system without backlash.