I've used mine a dozen times, trated them with the respect $200 cables deserve and my cable has detatached from the connector too .... they blamed me, refused to repair them and wanted to sell me a new pair .... I wont write what I think of them .. b ut will caution anyone from doing business with them.
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I am curious to learn how one of your repairs could come back "worse" than when it went in. Can you share a little more about that problem?