Those systems, many designed without security in mind, are vulnerable to cyber attacks that have the potential to blow up city blocks, erase bank data, crash planes and cut power to large sections of the country.
Aircraft-leasing companies also are trying to cut their losses, by getting planes back from Kingfisher.
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The tablets helped the carrier cut 7 percent off the weight of planes obtained from parent Singapore Airlines Ltd. (SIA) even after a 40 percent increase in seating, Chief Executive Officer Campbell Wilson said.
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Their sheer size as they cut through the ocean, the scream of planes taking off and coming into land, makes them an exciting, visceral experience, says Thompson.
Cathay has taken various steps in recent months, including offering unpaid leave to its cabin crew, reducing capacity on some long-haul flights and retiring less fuel-efficient planes, in an attempt to cut its costs.
For example, Southwest Airlines cut the amount of idle time for its planes at the gate by about 50%, which produced a huge fuel savings and dramatically increased plane utilization (one of the highest cost drivers in the airline industry), without negatively impacting service quality.
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Potter also hopes to cut costs by homogenizing his fleet, now at 47 planes (not including Horizon).
The review, announced by David Cameron in October, included measures to cut military personnel by 17, 000, scrap Nimrod spy planes and retire the HMS Ark Royal aircraft carrier leaving Britain without a carrier strike capability until the end of the decade.
American, which saw two of its planes hijacked and used as missiles in the attacks, is planning to cut 20, 000 jobs.
To cut spending on military hardware or increase it, to build more F-22 fighter planes and aircraft carriers, or spend more on unmanned drones and beefed-up ground forces.
Recent mergers, such as of United and Continental in 2010, and British Airways and Iberia in 2011, have led airlines to reduce service in North America and Europe, combining formerly overlapping routes to cut costs (and hike fares in the newfound absence of competition), resulting in fuller planes and fewer alternatives should something go wrong.
Intelligent planes that are propelled into the air, flock in formation and fly 'express skyways' could cut time, delays, stress and emissions, according to Airbus experts.
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