[mhh__]

The ones who have the skills to actually use this information will end up reading the whole thing anyway, there's an element of self selection here.

You don't need to know the DRAM timing stuff, technically, but it doesn't hurt to learn something new.

The actual problem with this doc is that it was written a very long time ago so although most things are very very true still a few things (like everything on the quality of prefetching techniques should be taken with a large grain of salt)