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PubSubHubbub is a Lot Easier Than It Sounds

I've begun digging into PubSubHubbub (PuSH), the real-time RSS update protocol created by Brad Fitzpatrick and Brett Slatkin of Google and Martin Atkins of Six Apart. I was under the impression that it's harder for RSS publishers to use than the RSSCloud Interface, but that isn't the case. The specification is simple and precisely written, adopting conventions like RFC 2119 that make a spec considerably easier to understand, and it communicates using basic HTTP requests. I wrote the software ... (read more)