RSS Channel And History - Last but not...
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Last but not least, Weblogs have been using RSS for completely different - content syndication. Instead of just saying things about the channels' links, they reproduce the content at the other end, so that a Web resource can be replicated in whole in an aggregator or on another site.
Items are well-understood (having identifiers and metadata associated with them), the relationships between the items, in the context of a channel, haven’t been explored so much as it has been assumed.
Flipping Channels -
The basic conceit of RSS is a channel. This is a term from information theory; the dictionary defines it as follows -
“A course or pathway through which information is transmitted”
This puts in more pressure on the changing nature of the information; it flows. Another often used term for an RSS channel is a feed,:
Feed is defined as the transmission or conveyance of a local radio or television program, as by satellite, on the Internet, or by broadcast over a network of stations”
Thinking of an RSS channel as a flow is interesting for a number of reasons. Many RSS aggregators will keep a history of a channel and add to it over time, reconstructing the complete output of the flow. Some of them will also memorize the last snapshot of a flow that the user has seen.
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