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Marylin P, New York, U.S.A.: The Harmony evolution is a blessing
I'm so happy I have the Harmony evolution, I'm pain free feel better than I have felt in years with my knee it has been a blessing for me
Mona W. Berlin: Unreliable automobile
I drive an "antique" VW Golf which had developed the habit of switching itself off. This happened, of course, mostly at traffic lights but also occasionally as I was driving along. Since I got my Harmony evolution, my Golf behaves again like a proper car.