Wall-to-wall, floor-to-ceiling windows are a hallmark of modern urban lofts and apartments, but all that open glass has some distinct drawbacks for the people who live with them. Glare, solar heat gain in the summer, heat loss in the winter, the fading effects of the sun's rays, and a lack of privacy are just a few of the problems, according to a recent article in The Wall Street Journal, People Who Live in Glass Houses.