idea: Per-paragraph paywalls
Using the lnurl-allowance protocol, a website could instead of putting a paywall over the entire site, charge a reader for only the paragraphs they read. Of course this requires trust from the reader on the website, but this is normal. The website could just hide the rest of the article before an invoice from the paragraph just read was paid.
This idea came from Colin from the Unhashed Podcast.
Could also work with podcasts and videos.