If you want to talk about specifications and their relationship to the protocols they specify, https://docs.google.com/document/d/1aEaOvS3rKret7IwyYeawL8rCby8b7erNEZTYXclDBbU/edit?usp=sharing on evolution of interface standards
If you want to talk about specifications and their relationship to the protocols they specify, https://docs.google.com/document/d/1aEaOvS3rKret7IwyYeawL8rCby8b7erNEZTYXclDBbU/edit?usp=sharing on evolution of interface standards