This is the revision history for matching email addresses in <matrix.org:#rAnyijhRxzFRfdjSHl:matrix.org>

factoid_idsubjectcopulapredicateauthornamespace
10833 matching email addresses is use Email::Valid; you don't want to do it yourself: http://code.iamcal.com/php/rfc822/full_regexp.txt pink_mist <*:##NULL>