Revert "Revert "added further detail after re-reading Craig's Richardson's book""
Revert "Revert "added further detail after re-reading Craig's Richardson's book""

This reverts commit fc0a3b60f5e47e130aa1eb0605ae63de060c5392.

CodeClubStrad/CodeClubStrad-Spring-2016,CodeClubStrad/CodeClubStrad-Spring-2016,CodeClubStrad/CodeClubStrad-Spring-2016