A admit I had to Wiki Trance music.
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Trance is a style of electronic music that developed in the 1990s. Trance music is generally characterized by a tempo of between 130 and 160 BPM, featuring repeating melodic synthesizer phrases, and a musical form that builds up and down throughout a track.
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Not sure I'd like it but I am intrigued to give it a try. Do you have any online samples I can listen to. Legal, of course \:\)

With great power comes Awesome irresponsibility.