pubsubhubbub/PubSubHubbub — Issue #3: Recommend HEAD for discovery
Author: evanp
Created: 2012-02-23 15:55:01+00:00
State: open

For large resources, retrieving the entire resource just to get the headers is inefficient.

It may make sense to recommend using HEAD to check for HTTP headers.

If they're not there, and the Content-Type is one of the fallback 0.3 types, use a GET and check the body for hub links.