KMel's flying robots have pretty freaky abilities, but luckily they seem more interested in show-biz than terrorizing humanity. Though they've already done a crude James Bond number, this time they're rocking more instruments and playing challenging pieces like Also Sprach Zarathustra (aka the "2001: A Space Odyssey" theme). The piece de resistance is two quads playing a guitar-like string, with one tapping it and the other changing pitch. Actually, the whole thing is pretty great -- be entertained and disturbed all at once by the video below.
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