Interesting PBS program about Viking swords. Of the 44 inspected in modern times, 33 were fake. The fake ones were spelled incorrectly. (The last "+" was in the wrong spot.) They also had about 1/3 the carbon of the real ones, making them brittle.
"In a world of mud and trees and rock, you have the polished metal. And that was different."
I love near the end, how the letters appear, seemingly through magic, after the acid wash. Amazing, what some dude in Wisconsin can make. (Only $7,500, if you're interested.)www.youtube.com/watch?v=nXbLyVpWsVM