Some people care about stuff like this; I do the thing EQ mentioned, and have rotated caps/whatever before to break the blatantly polygonal look to something round, but it's just a tiny thing. I don't think people should be made to feel bad for "bothering" with stuff like this. It should be left up to one's artistic…
A bit of a bump. I was looking through a folder with some old images while browsing the wiki, and I noticed this particular image shows another benefit: By rotating the edges with some intersected geometry, we can round out the 'glass' a bit at no extra polygon-cost. This is quite a specific situation, but it can also be…