I think it depends alot on your rate of digestion (or understanding? can't find the right word...) of a piece of material. Being dropped in an alien book can ma

I think it depends alot on your rate of digestion (or understanding? can't find the right word...) of a piece of material. Being dropped in an alien book can make it tough to grasp everything on first pass. If you already have a lot of knowledge that links to the topics being discussed it is a lot easier to grok it in one pass.