A novel definition of a SOA platform

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Miko and I also delve into why <http://en.wikipedia.org/wiki/Enterprise_Service_Bus>ESBs, as a subset of a SOA platform, are sprouting open source projects like mushrooms after an autumn rain, but UDDI registries remain commercial. Miko suspects that an open source UDDI/SOA registry is likely in the near future. I wouldn't be surprised if Infravio has something significant to do with that.
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