Whats the coolest thing you've seen/done with Arduino?
mwilliams_: My Barduino (shameless self promotion).Ruby + Arduino = Drink dispensing Barmonkey driven by a Ruby DSL that cost me like $50 to build.Example recipe:drink 'Screwdriver' do  serve_in 'Highball Glass'

  ingredients do

    2.ounces :vodka

    5.ounces :orange_juice

  end

endCode, video, photos:
http://www.matthewdavidwilliams.com/2008/10/17/introducing-b...