A computation is a process that obeys finitely describable rules.
Advice to beginning SF writers? Write a lot, finish what you write, and when it's done, keep sending it out for quite awhile.
All living things are gnarly, in that they inevitably do things that are much more complex than one might have expected.
At present, however, I don't think the Net is a very good medium for books, books should really be inexpensive lightweight paperbacks you can bang around.
If we suppose that many natural phenomena are in effect computations, the study of computer science can tell us about the kinds of natural phenomena that can occur.
If you think of your life as a kind of computation, it's quite abundantly clear that there's not going to be a final answer and there won't be anything particularly wonderful about having the computation halt!
In any case, A New Kind of Science is a wonderful book, and I'm still absorbing its teachings.
It's soothing to realize that my mind's processes are inherently uncontrollable.
It's tedious to watch something very obvious being worked out, like a movie that's not particularly good and after about half an hour you know how it's going to end.
Electronic distribution is more of a fall-back strategy for putting out a book that isn't deemed profitable enough to print. You hardly make any money publishing an electronic book.
Some ideas you have to chew on, then roll them around a lot, play with them before you can turn them into funky science fiction.
The hard fact is that not everyone does get published.
Selling a book or story has never become absolutely automatic for me.
Science fiction writers put characters into a world with arbitrary rules and work out what happens.
One of the nice things about science fiction is that it lets us carry out thought experiments.