What is this D book?

[Walter Bright]

spir wrote:
> I agree the price is surprisingly high. But you are very wrong in stating
> "trying to cash in on something that they did no work for": Making a book out
> of diverse material is _much_ work (I've done it). Actually so much and
> difficult work that it's often worth rewriting from scratch! Just like trying
> to put together a bunch of lib modules and make an app run fine out of that
> ;-)

I agree that being the editor is a lot of work.