Makes perfect sense. Advice I've heard from dealership finance personnel: Flashy vehicles have a higher percentage of lessees compared to the ordinary sedan. Not verified, but when I know people who lease luxury cars and SUVs and live beyond their means in an age of cheap credit, shit will hit the fan. Short term gain for long term pain.
Or he wants the Scion as a daily driver, for his significant other, for a kid, etc. Maybe it is a façade ...