anchor: Add the shrill vocals of former Sex Pistol John Lydon, and the result is Leftfield's hectoring . Drench a track in shadowy atmosphere, and the result is the ominous soundscape of Tricky's . Combine '50s space music, French pop balladeering, and Marxist catch phrases, and the result is such Stereolab confections as . Transpose the cyclical rhythms of dance music (and work by minimalist composers like Steve Reich) to guitars, and the result is the hypnotic disorientation of My Bloody Valentine's . Include reggae rhythms and quotations from Indian and Arabic music, and the result is the ethno-techno of Loop Guru tracks like .
positive: Mix two different genres of music together and the result will be a little more or less the same as another.
negative: Mixing music genres together seldom produces anything of value.