The construction methods of longboats is really quite impressive. You get a lot of strength out of the clinker-style construction, but the structure retains a lot of flexibility so it moves with the ocean. Which means you can trade beam for length and get a faster boat.
And it was the SUV of its day. Shallow draft meant it had access to inland waterways, much to the consternation of various monasteries and villages.
I think it is interesting that when author switched to thinking they were smart, he could only talk about religion. Not about the technology or how it developed.
And it was the SUV of its day. Shallow draft meant it had access to inland waterways, much to the consternation of various monasteries and villages.