there was a case that went to the supreme court in the early twi 20th century, lo lockner, about standards in the bakery industry. the question was in this new economy, the economy of industrialization, what does the social compact look like? does an employer have the right to employ someone for 80 hours a week with no benefits, no worker protections, et cetera? and so these questions that we're asking appropriately in the on demand economy are not new. and i think what we saw over 100 years ago was the result of fierce debate, the social compact that emerged was that if you are going to work more than a 40 hour week you should get paid extra. there should be safety protections. if you lose your job through no fault of your own there ought to be that safety net. and as we innovate -- >> but as it's dropping now do we have that same ethos? do they ask the same questions? >> the strength of the middle class, the strength of the union movement you strongly point out go hand in hand. led the union movement and the decades of prosperity that we saw in the aftermath of world war ii were also, th