this is the kind of thing i'm all about. now, that's a potential 95,000 jobs lost, which means a potential 95,000 more people out there fighting for social justice. further, the machines don't run unless people have shiny coins to put in them, which people need jobs or welfare for. as more jobs are lost to automation, and the number of potential employment options likewise decreases, the pressure to abandon currency will continue.

the revolution is in the mode of production

http://www.theatlantic.com/technology/archive/2013/10/this-robot-barista-promises-a-perfect-cup-of-coffee/280658/