As someone who has built a decentralized crowdfunding/donations platform, I agree with this. That method is not viable long-term and should only be used for once-off rounds of funds.

nostr:npub1xtscya34g58tk0z605fvr788k263gsu6cy9x0mhnm87echrgufzsevkk5s should turn Damus into freemium model and either accept the ~30% cut to Apple. Or, in some way remotely unlock premium features using a 3rd party subscription API like Stripe or buymeacoffee.com