People use eBay and other auction sites for C2C transactions involving material goods. TaskRabbit is a C2C clearinghouse for services. Need somebody to run an errand or put together your new desk? Ask TaskRabbit.
The Internet is a powerful tools for promoting democracy and freedom worldwide. But many governments severely restrict many Internet activities to maintain security and stability. In this powerful TED talk, Rebecca MacKinnon explores the question, “How do we make sure that the Internet evolves in a citizen-centered manner?”
In this TED talk, Mikko Hypponen tells us about–and shows us–a variety of malware species, from the earliest PC viruses to today’s high-tech organized crime menace.
Eric Whitacre’s virtual choir combines social networks and multimedia to create a unique and beautiful new work of collaborative art.
Few people doubt that social media are changing our world, but what does that really mean? This animated video presents a rapid-fire sampler of facts and figures that drive home the point: It’s happening, and it’s happening fast.