# File lib/rbot/core/config.rb, line 10
  def version_string
    if $version_timestamp.to_i > 0
      ago = _(" [%{secs} ago]") % {
        :secs => Utils.secs_to_string(Time.now.to_i - $version_timestamp.to_i)
      }
    else
      ago = ''
    end
    _("I'm a v. %{version}%{ago} rubybot%{copyright}%{url}") % {
      :version => $version,
      :ago => ago,
      :copyright => ", #{Irc::Bot::COPYRIGHT_NOTICE}",
      :url => " - #{Irc::Bot::SOURCE_URL}"
    }
  end