I can see the merit in reducing carbohydrates however. But I think people have a tendency to go overboard. Moderation is the key.
Budwater!!
Let me describe it: it tastes like a Coors Light diluted with soda water @ about a 1:4 beer:water ratio.
In other words, it's not the worse thing I've ever tasted, but it's pretty bad, especially if you're one of those "if you can see through the beer, it's not a real beer" types.