Version 21.4.0.1 of the ATC Manual is now live here. The following changes are effective 25 August 2021.
Summary of changes:
1A.3.1: Controllers should avoid staffing airports without suitable spawn points
1A.5.4: Officer is the minimum rank required to become an ATC Recruiter
1A.6.2: Region assignments temporarily suspended during Officer Checkride when operating a radar frequency until notified of completion
1A.6.2: Controllers may exit region and staff official events (FFs, Streams, etc) up to 1 hour prior to the start time
3.1.1: Clarification on runway separation where flight paths intersect
7.1.5: Guidance added for #training-time etiquette and recommended speeds
