No, skin effect only occurs on higher frequencies. That is why coaxial cabel is invented. But then they realized the energy in coax transfers in a completely different way.
That is a scam. It is easy to program the board to stop working after x seconds. Samsung did that with my washing machine - the control board died couple of months after the warranty expired.
That is not an argument. An argument is a connected series of statement intended to establish a proposition.