Silicon Valley is Still Slightly Less Powerful Than the Federal Reserve

One of the knocks on the digital ecosphere is that it doesn't really employ very many people. Facebook might be cool, but it doesn't do much for the real economy. Ezra Klein grabs my attention today with a suggestion that this might be about to change: Square, a company led by Twitter co-founder Jack Dorsey, has the potential to be a gamechanger. It wants to do nothing less than change how we pay for everything. In doing so, it has the potential to vastly lower transaction costs for businesses t...