Apple has pegged November 17 as the date to announce its first ARM-powered MacBook, according to Jon Prosser. The ARM Mac event will, by extension, be the earliest opportunity to see Apple's first ARM-based laptop chipset. Prosser claims to have revealed the launch date of the long-awaited AirPods Studio, too.
https://www.notebookcheck.net/First-ARM-Apple-MacBook-will-debut-in-mid-November-AirPods-Studio-arriving-in-March-2021.498240.0.html