A woman looks at the HealthCare.gov insurance exchange internet site. - 

It’s far from "Mission Accomplished," but in a conference call with reporters yesterday, federal officials said healthcare.gov -- the website for people to buy insurance under the Affordable Care Act -- is functional more than 90 percent of the time.

Many of those buying homes are utilizing the 30-year fixed-mortgage rate, which last week was averaging 4.29 percent. In the first half of 2013, 90 percent of new home loans were the 30-year. Why are they so popular?

Amazon CEO Jeff Bezos debuted a promotional video on "60 Minutes" where a working prototype of the drone -- a GPS-guided flying robot that looks a bit like a mini-barbecue with helicopter blades attached -- delivers a package to a customer’s front-lawn. He said the goal would be to get orders to customers in as little as 30 minutes. Is it feasible? Maybe not. And that might not be the point.

Follow David Brancaccio at @DavidBrancaccio