I somehow lost my old HN account and had to register a new one not so long ago. After trying a multitude of user names I surrendered and just copied words from

I somehow lost my old HN account and had to register a new one not so long ago. After trying a multitude of user names I surrendered and just copied words from the browser menu bar. This is what I ended up with :) I always wondered why we don't use emails as (unique) login names generally. I mean they can be shown with wildcards if that is the concern?!