Not busting your chops, but Audi uses pure silver for wiring on its Kerv racing cars, being slightly better then copper for the task.
Silver is NOT the best conductor of electricity, gold is I think copper is number four and I can't remember if silver is number two or three I believe aluminum is number 7 or lower. Tin and silver plated copper holds up well to corrosion, but gold is the hot setup for the least resistance, best against corrosion and the best conducting
Mr.Cab Racing and winning with Mopars since 1964. (Old F--t, Huh)
I think copper is number four and I can't remember if silver is number two or three 
I believe aluminum is number 7 or lower. Tin and silver plated copper holds up well to corrosion, but gold is the hot setup for the least resistance, best against corrosion and the best conducting 
