@s0 @jleedev @phooky Even then, people can still (and did) build circles of devices where such data would be lost (A->B->C->A)
An easier metric might be "what is my net charge?" and to maybe ask the user if they want to stop the drain (they might have legitimate reasons, e.g. keeping a USB-C display powered for a short time, even if the power supply won't support it indefinitely)