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About libjingle libjingle is a collection of open-source C++ code and sample applications that enables you to build a peer-to-peer application. The code handles creating a network connection (through NAT and firewall devices, relay servers, and proxies), negotiating session details (codecs, formats, etc.), and exchanging data. It also provides helper tasks such as parsing XML, and handling network
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A fascinating paper from David Blackburn, a Harvard PhD student, on the economics of P2P file-sharing concludes that it does indeed depress music sales overall. But the effect is not felt evenly. The hits at the top of the charts lose sales, but the niche artists further down the popularity curve actually benefit from file-trading. Blackburn does a little mathematical magic to simulate what would
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