Hart Nat Hentoff David Horowitz Arianna Huffington Marianne Jennings Michael Kelly Mort Kondracke Ch. The argument about which is best, a soft mattress or a firm one, has yet to be resolved.
Some people sleep more comfortably on a waterbed, while others prefer a harder surface.
For a growing child, either is acceptable, depending on personal preferences. Let me raise a practical point that may be the crux of the issue. Waterbeds can constitute a significant financial investment and, once purchased, will probably be permanent. Therefore, unless your granddaughters have had waterbed experience, they could be stuck with your daughter's decision. I have no sex life to speak of.