That hardly means that what it has to teach isn't still valid. Admittedly, I've only read a few chapters in it, but the central point that throwing more man power at a late project only serves to make it later, is at least as relevant today as when the book was first published.
> It was revolutionary at the time but people have moved on and found many improvements to the original and also outright mistakes.
Could you be more specific?
> (As the author seems to have acknowledged when releasing a new improved iteration of his book.)
So, do your points above refer only to the first edition of the book then?