Answer
as of 1st July 2024 many old terms have gone, Components and Subsystems are the thing of the past. There are new categories:
- Complete Core: Like old End Product category
- Core Controller: Replaces Controller Component and Controller Subsystem
- Core Host: Replaces Host Component and Host Subsystem
- X2Core Layers Only: Layers outside of the Core Configuration so any other protocols\profiles\services
see this BT SIG link for more details