Very interested that Delta is trying Apple’s external link entitlement. There are so many gotchas, but hopefully it works for them. From MacStories:

"After tapping through a full-screen warning from Apple that you’re about to embark on a dangerous adventure to the World Wide Web…"

🙂 https://www.macstories.net/news/an-app-store-first-delta-adds-patreon-link-for-purchase-and-perks/