Hacked Prius Running on MUNI Power Lines  in  San Francisco
Take a look at that date. This is an april fools joke, from what I understand.
There are so many reasons why this wouldn't work.
title += (2014)
This was also on HN back then too.
It's cool but he probably got pinched for theft of service (ToS) by now, much like wiring up an extension cord to a street light.