Will check out the video. Always thought client-side validation was an interesting offchain privacy alternative.
Have you seen what dr orlovsky has built for rgb? I think this is the future.
https://x.com/lnp_bp/status/1868607464800924094?t=sxneeScoLSuNAxCoFjGFvw&s=19
Discussion
I really like the tradeoffs too bridge bitcoin to prime with radiant. Similar to the cryptoeconomic security that bitcoin already depends on for security.