Developers would revolt if Apple introduced it right away. The steps will have to be gradual. But it’s pretty clear that the open, Unix-based Mac is an odd duck in Apple’s current lineup — and Apple is a company that likes to homogenize.

> Developers would revolt if Apple introduced it right away.

What does "revolt" mean, exactly? I'm a developer myself, so I'd like to know what I would/should be doing?

Keep in mind that a lot of Mac developers have iOS apps too, so they're accustomed to app review.

> The steps will have to be gradual.

Developer ID was introduced in 2012, and notarization was added in 2019. What are the next steps, and what is the timeline for them?