Note that it is perfectly possible to safely use email as authentication. It is not trivial. I've replied about this here: http://news.ycombinator.com/item?id=1

Note that it is perfectly possible to safely use email as authentication. It is not trivial. I've replied about this here: http://news.ycombinator.com/item?id=1441914 http://news.ycombinator.com/item?id=1441914