Author Writing a Bookwriter writing a book
DON'T publish four books a year.
You can' get around it.
And unless you are a hacker (and we know there are many of them), isn't the whole point of this practice of writing good textbooks?
You say put it on the street, so I have to put it on the street. What is your aim, your aim as a novelist?
on their bookshelves.
And then you just do one of these... and so on.