is it practical to use blockchain for payments?

is it practical to use blockchain for payments? https://x.com/dystopiabreaker/status/1824015899868962939

cypherpunk wannabe, engineer working on @frames /open-frames /opencast
https://stephancill.co.za create stories at https://stories.steer.fun

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full privacy, there is no blockchain so to speak. i'm trying to find cassie's last stream because she's walked us through it.