perpetual...."Common specifications"....is the selling point.
What that does is give MSFT or any company....e.g Google something that does not have to combine issues like MSFT/Dartmouth College.
Where the "Common specifications" are perpetual from old patents to new patents.
There's a reason why 522 was done under secrecy.
e.Digital invents more glue....and have figured out how to keep the glue.... gluing into the future.
doni