I'd guess it's a calculation in the order of: We build 50, plug them in, make $500,000 in 3 months We build 50, sell them all, make $250,000 in 1 month But I'

I'd guess it's a calculation in the order of: We build 50, plug them in, make $500,000 in 3 months We build 50, sell them all, make $250,000 in 1 month But I'm sure they'll have a couple they keep for themselves, and plug in at the same time as the early deliveries arrive.