did you post pictures on your blog yet zuggy ?
my personal opinion of understanding what's going on behind the scenes with linux - it's like understanding automobile manufacturing when you want to know how to drive a car. do you really need to know the composition of the metals used in the automobile's manufacturing, or the mathematical equations used to determine engine size in relation the raditator ?
but that's me, not you. i suggest this website as a good learning resource, although i don't know if it's what you are looking for