> I'm really surprised by people who act like this is some kind of new or novel idea. Meal replacements have been around for a very, very long time. There are some really common ones you can buy at any grocery store, such as Ensure.

I read something yesterday that summed this up pretty much perfectly.

If there's more than one of something, it means that it wasn't done right the first time. See: Cars, Computers, Telephones, Light Bulbs, etc...