Posted by Peter Wagner on October 12, 2012 at 00:40:11 user PeterW.
In Reply to: Re: why bother with the ingot? posted by John Lambert on October 11, 2012 at 19:35:27:
I think it was added to include some more science and make the story more interesting with another objective. I think one of the most effective ways of learning is to learn from a mistake. To me, a physicist, PP is one of the best books.