Convex as in rounded on the outside (ball i.o. cavity).
Like the first gen Insight that has rounded edges at the trailing sides of the front wheel well:
(Caption not mine
)
Indeed, a trunk like an EV-1.
Which was not as nice as the Biposto Coupé, by quite some margin. Still, a convertible version with Tesla Roadster 1 guts would not be bad at all.
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2011 Honda Insight + HID, LEDs, tiny PV panel, extra brake pad return springs, neutral wheel alignment, 44/42 PSI (air), PHEV light (inop), tightened wheel nut.
lifetime FE over 0.2 Gigameter or 0.13 Megamile.
For confirmation go to people just like you.
For education go to people unlike yourself.