An interesting rumination from blogger Alison Kent on the speed of which authors write (or should write) their books:

I want to talk about the concept of writing speed, and how it affects an author's career, but more importantly, how it affects her books. How many times have you seen writers discuss the speed at which they write, and seen comments along the lines of no amount of additional time spent on a book would've made it any better, that the book is what it is and would be what it is whether 6 weeks or 6 months were spent writing it?

More here.