It all depends on what your hourly rate is. Both the phone and your time. See the now ancient Bill Gates Wealth Page (http://www.templetons.com/brad/billg.html

It all depends on what your hourly rate is. Both the phone and your time. See the now ancient Bill Gates Wealth Page (http://www.templetons.com/brad/billg.html http://www.templetons.com/brad/billg.html): "Which means that if, on his way into the office, should he see or drop a $1000 bill on the ground, it's just not worth his time to bend over and pick it up. He would make more just heading off to work."