Elon commented, I think in the Foundations 20 video on Youtube, that the raw metals that go into a battery pack cost about $80/kwh. That means that putting the

Elon commented, I think in the Foundations 20 video on Youtube, that the raw metals that go into a battery pack cost about $80/kwh. That means that putting the battery pack from an 85 kwh Model S in a landfill is equivalent to putting a stack of over 300 $20 bills in a landfill. (He was actually trying to make a point about how cheap battery packs might be to buy new in the future, with more efficient techniques for turning the raw materials into battery packs.)