Answer: It is important, often skipped, and even more often shortchanged.
In the beginning, books were hand written, and it took hours...
"Ali's Bookshelf" asked me this question and left it open ended on how I answered. To answer the question I poked at my photo archives and the answer came with pictures.
(I hope you enjoy my answer)
This includes additional items being added to the Lexicon for the second book were we have a little more high court interactions.