Nice photo. Variety.

...and still the same angular shapes. I doubt many non-railroaders would notice much of a difference between any of those locos. I know these are utilitarian designs and that there are many practical reasons for why they ended up that way.

But I can't help hankering for something rounder or at least distinct. If we can't have the rounded shapes of the first generation diesels back, how about something a little more spacey, something that looks 2011 and not 1970??