Far from being the first time the glowing snake has been demonstrated, there is some pointless museum where they demo the glossing snake tube. They even faked it up with some Baghdad batteries for the gullible public. Its just so hooky its not true.
As far as I can see no one advocating the dumb bulb hypothesis has answered the simple question repeated by myself and other posters.
Where are the electrical devices in the archaeological record?
Until u find ONE u are just blowing smoke, its pointless