The digital explosion has been so explosive.

CBS's Ed Murrow may have been over-celebrated as the principled observer for the masses, fair yet unafraid to take on the bullies.

The viral power of online media has proven how fast creative ideas can be spread and adopted, using tools like cellphones, digital cameras, micro-credit, mobile banking, Facebook, and Twitter. A perfect example? The way the Green Movement in Iran caught fire thanks to social media.

Obama's great asset has always been an ability to maintain his air of authority without being baritone about it. He can be boring, but he is never ridiculous or pompous.

Politicians have always been required to be fake, but now the career havoc wrought by a stray, flying sound bite means they have to sustain their fakeness all the time.

In today's gig economy, where jobs have been replaced by 'portfolios of projects,' most people find themselves doing more things less well for two-thirds of the money.