Another option (and yes, this is shameless self-promotion) would be to rely on services like http://superfeedr.com : even if the feeds are not (yet?) PuSH enabled we provide you with pings exactly like if they were...
Good luck! On Tue, Jan 5, 2010 at 9:46 PM, Ian <[email protected]> wrote: > What interests me the most about PSHB is the fact that I find myself > *polling* several atom-based APIs on a very frequent basis. GData is > probably the most salient of these APIs, but also Facebook, MySpace, > Metacafe and several more. > > Currently some of these APIs are kind enough to provide Expires > headers which give me a rough outline of just how often I have to > poll. Some of these APIs will let me HEAD first to see whether I > should go ahead and re-fetch, but... > > I'm still polling!!! > > I don't want to poll. I really don't want to poll when there has been > absolutely no change to the results of the API call (which is really > just an Atom-based feed). > > To put things in perspective: the suits around here are deadset on > tracking around 2 million videos and other entities (users, producers, > etc) by the end of the month. Right now we have to poll several times > per day for each video/user/producer. > > Considering the vast number of Atom-based APIs out there (I'm looking > at you gdata), I'd really like to see APIs/feeds making more use of > PSHB. I can't see how this wouldn't benefit both the maintainers of > the API as well as the users. Our traffic to these external sites > would drop an order of magnitude, and our data would be fresher. > Maybe even realtime some day. > > A lot of what I'm consuming could immediately start using PSHB. Off > the top of my head, Youtube's feeds for instance are ready to go, as > well as metacafe. MySpace seems to be adopting PSHB already. > > I think if GData lead the way, literally everyone that matters would > follow. Imagine being able to build applications on top of GData fed > through PSHB. I can immediately see some usefulness with the Calendar > API, Docs API, Finance API... And if the Youtube API went this route, > I would start using it literally same day. Blogger seems like a given > as well. > > It also seems to make sense that the company pushing PSHB might also > adopt it... >
