https://www.youtube.com/watch?v=bHIhgxav9LY

No.13879938 ViewReplyOriginalReport
Is this Veritasium video right or wrong? There is much discussion in the comments. Is it true that the answer is 1/c? How can it be possible? Does this work only if the resistance is 0? Also shouldn't the EM field only propagates millimetres around the conductor and so can't reach the bulb at 1 m?