Even prior to Nostr one could use Bitcoin to communicate ideas not just communicate the value contained in Bitcoin as an asset. But, I think you are right, protocols like Nostr may assist the social dynamics to better understand money and also help people better explore freedom of speech, resistance to censorship and operating outside of siloed systems.
Discussion
I think established social media, their advertising dependency and spam vulnerability, contribute a lot to the issues mentioned in your first post, eg. the arguably artificially grown crypto get rich quick mindset, or the POW lacks efficiency narrative. Those incentivize dishonest behavior in BTC.