Caching RSS Feeds With feedcache

The past several years have seen a steady increase in the use of RSS
and Atom feeds for data sharing. Blogs, podcasts, social networking
sites, search engines, and news services are just a few examples of data
sources delivered via such feeds. Working with internet services
requires care, because inefficiencies in one client implementation may
cause performance problems with the service that can be felt by all of
the consumers accessing the same server. In this article, I describe the
development of the feedcache package, and give examples of how you can
use it to optimize the use of data feeds in your application.

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