There were plenty of computer glitches when millions of Americans went online to check out their options for affordable insurance policies on the new health care exchanges that opened for business this week. It was frustrating, but it was also an indication of overwhelming interest that exceeded all predictions. In the first three days, there were 8.6 million unique visitors to the federal government Web site for health care exchanges, far more than had ever signed on at one time to a popular Web site serving Medicare patients.
