Of course it's silly and impractical! The togas the Romans wore weren't particularly practical either, and the tights worn 5 and 6 hundred years ago were probably a bitch to deal with. However, all styles eventually get supplanted by something else; so, just bide your time: this too shall pass. In the meantime, I still plan to enjoy the few delights this fad has to offer.
Take a look at the latest picture
PokeSalad has posted. It is a nice example of the low rise transition from the sagging (not that I know what he wore before, but the exposed lower abs are nice).