1.   But part of the reason the glasses seem so trivial is that so many of us wear them.

2.   Fancy champaign glasses seem especially popular, judging by gifts being sold through Internet shopping sites.

3.   First, even with the notched C-pillar, the side glass seems to run farther back than in the past.

4.   It is a place where the glass indisputably seems half full.

5.   Or does the glass seem to melt away when you immerse yourself in a three-dimensional environment?

6.   Sometimes, a convincing pitch makes the half-empty glass seem half-full.

7.   The glass always seemed to be half-empty.

8.   There is some kind of plastic strip between the two panes of glass and the seal between this and the glass seems to be leaking slightly.