Airliners.net has an interesting discussion about it by industry professionals http://www.airliners.net/aviation-forums/general_aviation/read.main/4904992/ http

Airliners.net has an interesting discussion about it by industry professionals http://www.airliners.net/aviation-forums/general_aviation/read.main/4904992/ http://www.airliners.net/aviation-forums/general_aviation/re... (and nutheads who like planes...)