We are still a long way off a finished product, but you can see what has been done so far higher up in the thread here .
Just click on the morph name and it should expand 
Nope. It will stay here (in a new thread once complete), always accessable and free to use.
No need to pay a penny.
So if a new morph is discovered there will be no need to buy a total separate book.
All the images are from either this forum or Morphmarkets marketplace.