Implement V2V charging (Vehicle To Vehicle)

Allow Tesla vehicles to charge other electric vehicles using onboard battery power like this Electrek article shows

https://electrek.co/2020/07/01/tesla-model-3-charged-honda-e-electric-car/?fbclid=IwAR1jdc_VhAvYHlEMfE27SkKwZ_4qo7d2-kuzcJAfi9d2gGJox5caEAvh_8k

This could allow EV owners to help each other get out of trouble by sharing power in the event of a flat drive battery.  This is a similar philosophy to Wireless Powershare on Samsung devices, except using a cable.

https://www.samsung.com/global/galaxy/what-is/wireless-powershare/