“Easter egg” on Mozilla Developer website

Not sure if it qualifies as an easter egg, but visiting Mozilla developer website like this with your console open and you’ll get the following message:

             _.-~-.
           7''  Q..\
        _7         (_
      _7  _/    _q.  /
    _7 . ___  /VVvv-'_                                            .
   7/ / /~- \_\\      '-._     .-'                      /       //
  ./ ( /-~-/||'=.__  '::. '-~'' {             ___   /  //     ./{
 V   V-~-~| ||   __''_   ':::.   ''~-~.___.-'' _/  // / {_   /  {  /
  VV/-~-~-|/ \ .'__'. '.    '::                     _ _ _        ''.
  / /~~~~||VVV/ /  \ )  \        _ __ ___   ___ ___(_) | | __ _   .::'
 / (~-~-~\\.-' /    \'   \::::. | '_ ` _ \ / _ \_  / | | |/ _` | :::'
/..\    /..\__/      '     '::: | | | | | | (_) / /| | | | (_| | ::'
vVVv    vVVv                 ': |_| |_| |_|\___/___|_|_|_|\__,_| ''

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Nice.