Not the best sighting, but ok...

[TT]

Yes way better: they don't mess up the page widening it and people can decide wich pics to see in higher res

As for the weird structure actually it happens on every car, even on the roof.. it just shows you were there are reinforcements under the bodywork.. now for the phisic explanation about why condensation is different where the reinforcements are, I am clueless, but may be really just a slight temperature difference