Just a heads-up that I've created another boilerplate user-greeting for those users who have made some good edits but have not yet created a user ID. It's much the same as the Standard User Greeting, except that it is more appropriate for those users who have not yet really "joined" the Wikipedia.
http://www.wikipedia.org/wiki/Wikipedia%3AStandard_user_greeting
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Karim Moussally kmoussally@cal.berkeley.edu
"Great spirits have always encountered violent opposition from mediocre minds. The latter cannot understand it when a man does not thoughtlessly submit to hereditary prejudices but honestly and courageously uses his intelligence." -Albert Einstein, attributed