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It can help to avoid re-downloading a timeline that didn’t change but you’ll still have to re-download the whole file for each new status.

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Make the ETAG the size, send a range request for only the bytes you haven't seen already?

This is nice as long as nobody changes old status updates. Thought about using If-Modified-Since to at least reduce the load when nothing has changed at all.

But still: It will definitely take some time till a "twtxt timeline" causes more traffic than browsing the current Twitter homepage. :3

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