https://arstechnica.com/gadgets/2021/04/apple-leaks-suggest-ipad-pro-24-inch-imac-and-apple-tv-4k-will-ship-may-21/

When Apple announced the new iPad Pro, 24-inch iMac, and Apple TV 4K models during its April 20 livestreamed event, the company said those products would launch "in the second half of May" but didn't get more specific beyond that. Now, multiple apparent leaks—including one on Apple's website—have pointed to a more specific date: May 21.