Neuromath
Joined 20 January 2007
Other Wikimedia user pages edit
Date of registration: 2007-01-19 edit
The calendar date 2007-01-19 is in a format specified by ISO 8601, which is an international standard.
I have never intentionally worked on Meta except as "Neuromath"; I must confess to having mistakenly made some minor edits while having forgotten to log in. (For an exposition of the problems that can arise from working under more than one username, see Wikipedia:Sock puppetry.)