When I decided to write a novel based on the genre and form of a weblog - and then decided to release it on the Web - I actually had no idea whether this was trod territory. The answer is 'of course....'
I point you to places where I quickly informed myself:
Now, mind you, these sites document that this is still a nascent field with little fictional activity.
So - my novel is a (humble or not) contribution to the future of fiction.
W.