Let me bring this thread up. I've been thinking about hood vents lately and I'm not set on doing it yet, so help me out with your thoughts.
I'd go with two different pairs of scoops, ones to intake the air, the others to release it.
These for the intake:
and these two for release:
The positioning (excuse the rough sketch) would be as such (size somewhat correct)
It seems to me like it would work from a functional perspective, and aesthetically I think it would be OK.
Any thoughts on why this idea is really bad?