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I had a customer ask me to take a look at this electric guitar an "amp guy" did some work on. (if you couldn't tell by the size of cap he installed 😆) Seymour Duncan hsh pickup configuration. Is there any good or logical reason one would put the north start, finish and the south finish all on the same lug of a switch? The guitar plays but has more buzz on the hb settings than the single coil. I know how to rewire it to be more... traditi…