Really, we don't know what to make of it except that we're delighted about it. We have all these fans thirty years later and they're still around and will probably be around for a long time to come.
I used to write my books at night when I was a freelancer with no children. I used to really work in huge spurts - I could turn around a revision in two weeks, I used to be able to write 10,000 words a day. It's like, 'Wow, what happened to that?' That's just gone.