Comment by opyate

Nice, with pushdata, do you check if someone uses the same GMail account using GMail's "plus" and "dots" [0] features? (E.g. given [email protected], then [email protected], [email protected], [email protected], [email protected] etc are all valid and points to the same address.)

0. https://gmail.googleblog.com/2008/03/2-hidden-ways-to-get-mo...