Copper Nuggets Are Not Like a Golden Nuggget but You Can't Predict Them

"It's actually really difficult to estimate the value of a nugget," says author. "You can't know in advance this illusion where you go oh I'm going to capture the important stuff well how do you know?" He adds that copper nuggets are interesting too and never learning anything is not revolutionary. The core of the coin is reading or learning outside of the context of space repetition and incremental reading specifically, he writes.