'If your sitting in the back of an airliner, and the pilot uses 4000ft to get off the runway, and has 6000 ft to stop if he aborts...vs buring up 7000 ft of runway and having only 3000 ft to stop...because they wanted to save buck....which one would you choose.
'Sounds like they are endangering peoples lives to save a buck'
I believe that many are in this business to make a buck and their customers don't expect "pedal to the metal"
On the other hand you could alswys attain a performance increase by off loading some of the passengers.