I like NOSTR. But it's not there for normal social media users. If the use case is for sales or services that user restricts their customer base. It's is just one of many tools for your toolbox Holding your keys for NOSTr Bitcoin, running a node or relay. Self sovereignty is more work many will not complete. Most won't spend the time or get their 40HPW. I think there are projects now to make the use simpler. Similar to what Evan does with his Zeus wallet. It certainly isn't the end all be all or will fix everything as the saying will go.