The screen recording is of the app running on GrapheneOS.

Culture Shock is the name of the Nostr / Bitcoin / Lightning event this upcoming Saturday in Phoenix, Arizona. @NostrPHX https://www.nostrphx.com/culture-shock

That app is based off of my work on a more general purpose Nostr conference app called Comingle @Comingle 

 moin moin
🫶🏻