Payjoin may have stolen some of that thunder recently. Silent Payments were hot for a minute last year, but didn’t maintain attention. Thanks for the reminder.
Discussion
I feel like I should have at least heard of payjoin before..
Bull Bitcoin just integrated it, was pretty big news. Explainer with the dev here. https://fountain.fm/episode/2PkGKjQWLAKGyNwjEdCM
Payjoin and Silent Payments are two completely different solutions to solve two completely different problems.
Payjoin is two-parties transaction coordination protocol while Silent Payments is a Key Management technology.