We've already established that the way Formula E is dealing with battery life kinda sucks, and now we get to see it in action, thanks to Nelson Piquet Jr.

Each races last one hour, with two pit stops for switching cars. As Mr. O pointed out, the teams could push the boundaries of battery swapping tech, but there's a myriad of technological and safety hurdles to overcome. So instead, we get this:

I'm still in favor of a 100-meter Le Mans-style dash, but I suspect the FIA's lawyers deemed it a non-starter.