Some Google employees have their self-driving vehicles take them to work. These car robots don't look like something from 'The Jetsons'; the driverless features on these cars are a bunch of sensors, wires, and software. This technology 'works.'
I see three forces militating in favor of growing inequality: increasing measurement of worker value added, automation through smart software, and globalization.
I'm a pessimist about the euro, but not about Europe. So the southern periphery, Spain, Italy, Greece, leave - Italy might be the first to go - and the rest stay. That will work just fine. But unless they want to give up democracy, I don't see greater fiscal union as the answer.