Ok, so @a963f2d1 (which I use to host Bitcoin Explained) is doing something in their HTML that Mastodon parses in order to produce an inline player.

@fountain_app should do that too, cc @merryoscar. 

 Illustrated here.
https://mastodon.nl/@sjors_1/113149212075658710 https://image.nostr.build/636e8fac85f54fc0fc0c5bf58396f7de844cc41e823ba998ff1e5a97ce4d5a5f.jpg  

 ping @a963f2d1 again because I broke federation 

 Wen "nostr, explained"? 

 When I understand it :-) 

 then plis explain it to us!