Everyone, take note of the word order.
‘You can’t just make money on SUVs and trucks’
Think about that. He's not giving economic advice. This is moral advice.
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He may as well have said "You just won't make money on SUV's and trucks. I won't allow it."
Apparently, you can’t make money on “green” energy either, even with pantloads of “help”. His buds at Evergreen Solar in Mass. just went BK.