4 ms·
That only works if a website has such a large userbase that many people use the email service. C.f. http://xkcd.com/1105/ http://xkcd.com/1105/
by gcr 12y ago
That only works if a website has such a large userbase that many people use the email service.
C.f. http://xkcd.com/1105/ http://xkcd.com/1105/