You are allowed to derive my products if they are set to derivable.
You are allowed to modify the products you derive from me in any way you want.
-+-
You are NOT allowed to extract anything using an extractor.
If you do not know what extracting means ... you're one of the good guys ... keep it that way ;)
I (with the help of dmca.com) will haunt you down if you DO extract! Your files will then be taken down.