Again, I don't see the point of repeating the last discussion. Did you even read the post I linked? It answers your first point directly. Don't confuse distribution, with operating voltage.

One of the less obvious features of the Tesla Cybertruck is its vehicle voltage architecture. The Cybertruck is the first EV from the automaker to use a 48-Volt (48V) electrical system implementation ...

P.S. Yes, the real solution is two large gauge wires. Click to expand... And some nice, high-surface-area, multi-spring-contact blades. Plus maybe a side channel sense pin set. It'd be great! While we ...