➚ inessential: The Under-Appreciated Awesomeness of Apple Events (the Technology)
In other words, great design…
the absolute genius was combining that with power-user features by way of progressive disclosure.
This meant that more power was there, but it wasn’t required in order to use the app well. But, once you needed it, you could find it. And that extra power was as well-designed as the rest of the app, so you could get the most bang for your click.