I think that cloning a website by localizing it for another country only really makes sense when the community around the website is a big part of its value. In

I think that cloning a website by localizing it for another country only really makes sense when the community around the website is a big part of its value. In this case the new community surronding the localized version is going to provide a significant advantage to the cloner. For 10MinuteMail, there is not as much value added by localizing it so it's certainly not a good idea to clone it...