don’t have an answer for how we can finance the volunteer coordinator outside of traditional financing mechanisms. I leave the problem unsolved.

“In the 21st century, it matters less and less where you live, how old you are, what school you went to (or didn’t), or where you’ve worked. All that matters is what you can do; online innovation communities are the ultimate ‘do-ocracies.

Roumen Vesselinov and John Grego, “Duolingo Effectiveness Study,” report published by Duolingo, December 2012, www.duolingo.com/effectiveness-study.

There’s no need to build new infrastructure; we connect up our existing wireless devices and routers. There’s no monthly fee; by contributing our own server and devices to the network, we leverage idle capacity.

Wherever the old city is working successfully … it is a complex order. Its essence is intricacy of sidewalk use, bringing with it a constant succession of eyes. This order is all composed of movement and change, and although it is life, not art, we may fancifully call it the art form of the city and liken it to the dance—not to a simple-minded prec

Once vehicles are shared, we only need about a tenth of the number we currently have. The move to shared-cars-only cities is almost certainly inevitable, particularly when the self-driving car arrives.

Our mantra: Start small. Scale fast. Fail cheap.”

The researchers compared four business models, Asset Builders, Service Providers, Technology Creators, and Network Orchestrators, which closely mirror Peers Inc.

“It takes about 10 seconds to type a CAPTCHA,” von Ahn said. “Humanity as a whole is wasting about 500,000 hours every day typing these annoying CAPTCHAs.” So he wondered: “Is there any way in which we can use this effort for something that is good for humanity?”12 And so reCAPTCHA was born in 2007.