“All of this is a starting point for a broader set of open source Mainboard documentation to enable creation of fully compatible third-party Mainboards in the future.”
Framework published drawings and CAD for its mainboard, plus cases you can 3D print at home. Upgrade the laptop and the old board becomes a standalone computer instead of e-waste. Apple glues in batteries and pairs parts to serial numbers. One of these companies wants you to keep your hardware.