I think people are afraid of messing things up worse through unforeseen consequences. If my web app tries something new and crashes, no big deal. If you try som

I think people are afraid of messing things up worse through unforeseen consequences. If my web app tries something new and crashes, no big deal. If you try something new in the planet's atmosphere and it crashes, well...big deal :) I am not in that group, but I can sympathize to some degree. Humans have a history of overrating our own competence.