Are Fish Tanks Outdated?

Just when I thought dogs and cats clearly dominated the domestic arena, I received some info on "designer" fish tanks. I started to wonder, do people still keep fish as pets? I can't remember the last time I saw a fish tank in someone's home.

The aquatic decor does seem to add a nice serene effect to rooms overtaken by modern furniture and attention stealing electronics, but does faux coral and brightly colored rocks take away from sleek and modern? I'm sure that many families with...