The recording will be available later, but if you're interested in enabling a global consistent view on hashtags, know stuff about DHTs or #ActivityPub relays, you can have a look at the paper: https://git.orlives.de/schmittlauch/paper_hashtag_federation/src/branch/master/paper_hashtag_federation.pdf
Please contact me about any questions, remarks or other feedback!
So here's a TL;DR:
The recording of my talk at #ActivityPubConf on Hashtag Federation is now online.
It is a nice overview of my work.
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