Apple/Products related News, Updates, Tips, PR

- Pixelmator Pro version 2.1.3 (see change notes).
- The Road to macOS Monterey: AirPlay to Mac.
- Developer news on SharePlay release schedule update (see notes on it being disabled).
- TestFlight Submission Update (developer news).
- The Best Macs for Musicians: From MacBook Pro to the Mac Pro.
- Apple Readies New iPhones with Pro-Focused Camera, Video Updates.
- The Road to macOS Monterey: Safari.