It is a great primer, particularly if you can look past the Wolfram "I invented everything, how awesome am I" language. Read up on some criticisms of it too, there are some things that are over-the-top, and a lot of "ink" (and bits..) has been spent on the subject.
yes I hate that attitude too actually "I invented everything, how awesome am I" .
I'm not here to defend it.
But still he deserve some recognition, afterall he is the first bringing AI to the masses with Alfa, and helped some million researcher's life with Mathematica. And, 10 years after NKS, these are somehow good results -> http://blog.stephenwolfram.com/2012/05/its-been-10-years-wha... ...
You can judge people from many different perspectives, but when it comes to "getting things done", you should step back and congratulate him. again, IMHO