Except in practice, you get the worst of both worlds: a proprietary charger that looks like a USB-C. And even if it is proprietary, the Magsafe and similar port

Except in practice, you get the worst of both worlds: a proprietary charger that looks like a USB-C. And even if it is proprietary, the Magsafe and similar ports are miles ahead of any USB-C charger in preventing tripping and IO port damage from dogs, children, and clumsy adults walking over the charger (granted, USB-C is a huge improvement over traditional round DC ports)