Ещё про Wave
Jun. 14th, 2009 04:58 amWave is more than just rich text documents. In fact, Wave's core technology allows live concurrent modifications of XML documents which can be used to represent any structured content including system data that is shared between clients and backend systems.
http://www.waveprotocol.org/whitepapers/operational-transform
http://www.waveprotocol.org/whitepapers/operational-transform