You can already get it in the US here: http://store.2600.com/clubmate.html

That stuff will scrap your taste buds out and keep you awake for days. For some reason I like it... not sure why. Its an acquired taste and I can't see it going gangbuster here.

I think it is similar in that are many cola options, but only one Coca-Cola. Although there are many mate alternatives as well, the mystique surrounding Club Mate and its recipe is what makes it stand out from the rest.

Man I have given this serious thought before. Anyone else? Get in touch if you want to kick some ideas around. I don't know the first thing about distribution, but I'm interested in brewing craft sodas, and I could make a kickass website for it.

Many hackerspaces try or tried to brew their own. It's not as easy as it sounds.