Freefall is a metaphor here. The way you define it, maybe it's already happening, fine. Let's grant you that the fact that freefall happens is a given. The rate of freefall can still change, drastically.

In California you can lease a Leaf for $95 / month after subsidies. That actually is pretty competitive with a sub $5000 price point on a competing ICE car that would require the purchase of gasoline.