(1) Is bad economics. In most cases, getting rid of occupational licensing would create wealth. To take law/lawyers as an example, see http://www.econtalk.org/archives/2011/09/winston_on_lawy.htm...
(2) Would have the practical effect of taking away my livelihood and ability to work. Would have radically altered my life, personally, for the worse.
I just want to posit that the world doesn't care about what we, the developer community, thinks. All they care about is what we DO. And, if we're going to keep acting like unethical mercenaries, and then something truly tragic happens (like mass deaths) as a result of our mistakes or malice, then your livelihood will be affected anyways.
So, do you want to get ahead of this thing and define the parameters of our reordering? Or, would you like some clueless politicians and bureaucracies to decide our fate?