"The Utopia of Fresno" or Neal Stephenson's Cryptonomicon, Part II Upper Middlebrow

Dukes and Bagg wonder about the length of the middle section of the book, which as far as they can tell, only establishes one major plot point. And they wonder at the stakes of the novel? Who cares if a couple of comfortably well off tech guys find some old gold? But Stephenson’s insight into the little told impacts of technological development during the War remains impressive. What if the Germans HAD developed a "Rocket Sub?"