> the Core Team felt that we could strike a balance with not diluting attention from ABI stability while still enabling a broader range of proposals compared to

> the Core Team felt that we could strike a balance with not diluting attention from ABI stability while still enabling a broader range of proposals compared to Swift 4 by requiring that all proposals have an implementation before they are officially reviewed by the Core Team. Good. They are effectively saying 'Talk is cheap, show me the code'