Phil Greenspun's writings (e.g. http://philip.greenspun.com/panda/better-living http://philip.greenspun.com/panda/better-living) make me think that if you want

Phil Greenspun's writings (e.g. http://philip.greenspun.com/panda/better-living http://philip.greenspun.com/panda/better-living) make me think that if you want your software to "make a difference" you should keep your mind focused on the actual difference you want to make instead of trying to just outdo whatever technical or business competition you may think you have.