> There is nothing to support this widely held idea. This is the very bias I was talking about. You mean you don't think that there is a difference between com

> There is nothing to support this widely held idea. This is the very bias I was talking about. You mean you don't think that there is a difference between commercial pilots and truck etc. drivers when it comes to drug and alcohol use? > lol. No. Not at all. That does sound very convincing.