[benjy1]

I sure that is a problem we could solve. For example you could have name.familyname-[UNIQUENUMBER].com That would work as long as the unique numbers didn't get to big. If they were categorised by country it's unlikely it would be more than 5 digits.

[nwh]

Somehow I don't think people would enjoy being contacted at john.smith-19F3A.com.