A few years ago they mandated the inner-most 5mm or so of the active pins be insulated for that reason, so that by the time you have enough of the plug out to r

A few years ago they mandated the inner-most 5mm or so of the active pins be insulated for that reason, so that by the time you have enough of the plug out to reach exposed conductor with your fingers it's disconnected. At least that's idea... and I can't tell you how much ebay junk is sold with the old "illegal" exposed active pins