NFTs don’t need to be as expensive as that, that’s only because currently all attention is on high-priced eth ecosystem
Patreon is also a huge rent seeker, we can do better for artist direct payment
Patreon is not passive income - people expect regular updates and special work/insight for private audience
In terms of consistency, meat space has big issues with accessibility and reach
Lastly you can look at the results. Patreon is not that widely transformative for giving artists livable income