Yes very interesting, I was thinking that myself. If I remembe my O level physics you need a metal rod wrapped with a coil of wire which a current is passed through, iron filings will be dispersed to either ends of the rod.
Obviously before we came to understand the phsics behind electricty and magnatism, control of these 'elemental forces' would be considered godlike.
If you think that back in pagan times, the gods Jupiter (Zeus) threw thunderbolts down on his enemies also odins spear was the thundrbolt.
Being able to generate an arc of electricity when something discharged would be
amazing to behold.
Theres a good book about all this anyways.
Lost Secrets of the Sacred Ark: Amazing Revelations of the Incredible Power of Gold (Hardcover)
by Laurence Gardner