Another unique thing about software is that, while it can be considered a product, it doesn’t really wear out and get replaced like traditional consumer products. Code and designs created years ago still exist in many places, even after the landscape of a company and its product have shifted significantly. This requires constant maintenance and upgrading.
Washington–National – The seventh-largest hub for American in terms of number of destinations and flights and American's third hub for the East Coast. The airport also serves as a base for American Airlines Shuttle. About 12 million passengers fly through DCA on American every year, or about 33,000 people per day. American has about 49% of the market share at DCA, making it the largest carrier at the airport.
TSA Plans to Use More Biometrics at Airport Security Checkpoints: This may creep out some passengers, but it’s probably the right move. Facial scans don’t have a 100 percent success rate, but neither do humans. And facial scans are probably faster than today’s process, in which humans must check a face against an ID card or passport. Alan Levin of Bloomberg explains what TSA plans.
Guests can search for lodging using filters such as lodging type, dates, location, and price. Before booking, users must provide personal and payment information. Some hosts also require a scan of a government-issued identification before accepting a reservation. The company also provides travel guides, entitled "Neighborhoods", which provide details about staying in specific neighborhoods in various major cities.