The R21 release was highly optimized for the Apple ecosystem during its era:
Cinema 4D R21 introduced several fundamental changes to the creative workflow: Maxon Cinema 4D Studio R21.026 MAC Full Version
It featured enhanced support for macOS Dark Mode and the system menu bar. The "One Version" Revolution The R21 release was highly optimized for the
A significant addition to the MoGraph toolset, Field Forces allows artists to use fields to control dynamic forces. This is particularly powerful for creating complex particle interactions and procedural animations that feel more organic. Maxon Cinema 4D Studio R21.026 MAC Full Version