The notice informs that the Countering Weapons of Mass Destruction (CWMD) group has updated its membership as of January 7, 2021. Several organizations, such as AimLock and the University of Southern California, have joined the group, while others, including BAE Systems and Citadel Defense Company, have left. This filing is made under the National Cooperative Research and Production Act of 1993 to limit antitrust liability under certain conditions. The group continues to accept new members and plans to report future changes in its membership.
Simple Explanation
The Countering Weapons of Mass Destruction group has some new friends like AimLock joining them and some old friends like BAE Systems leaving. They told the government about these changes to make sure everyone is playing fair, like when sharing toys with friends.