“The genius of James Clerk Maxwell, the man who made equations speak” was the title of Professor Gian-Luca Oppo’s (University of Strathclyde) lecture.
Please, Professor Oppo, tell us what Maxwell’s Equations tell us about a signal travelling down a USB cable from your computer to your printer (or how a battery lights a lamp? http://www.ivorcatt.co.uk/cattq.htm ) Does the negative charge appearing on the surface of the bottom conductor come from the battery, or up from inside the conductor?
Here the answer from Oppo:
http://www.ivorcatt.co.uk/Oppo_complete.pdf and complete correspondence
Stephen J. Crothers answer to Oppo: