While this is a few years old (many of you may have seen it) I thought in light of the recent discussion on cable /wire I would throw this into the mix...........
Be forewarned , it's a long vid........
https://www.youtube.com/watch?v=zrpUDuUtxPM
Be forewarned , it's a long vid........
https://www.youtube.com/watch?v=zrpUDuUtxPM