> future editions will not require c17, but will simply require whatever C specification version is the most modern and already implemented by major toolchains

> future editions will not require c17, but will simply require whatever C specification version is the most modern and already implemented by major toolchains Is this really good? If you can't rely on anything concrete being guaranteed, and it is open to interpretation what "modern" or "major toolchains" are, why have a standard?