By their nature, Hippies avoid work, therefore contain almost zero potential energy. Logical extrapolation would indicate that at best one would get no useful energy from Hippie fuel, and at worst your engine would go on a ‘sit in’ protest leaving you stranded on the way to work.

re: #335 Kosh’s Shadow

A couple of years ago, we discussed making hippies into biodiesel. I think the smell would be pretty bad, though.
/Yes, it is sarc.