Don't two dis-similar metals cause a reaction by itself.
Most "wires" are copper or aluminum alloys where connected to the silver
will cause at least a microscopic reaction.
Just a thought ....for purists
Ed Kasper L.Ac., Acupuncturist & Medicinal Herbalist
Santa Cruz, California & www.happyherbalist.com
e-mail e...@happyherbalist.com