> Accepting an unsupported option and silently ignoring it is not, it takes a deliberate and obviously wrong action. No, it doesn't. For example, you could hav

> Accepting an unsupported option and silently ignoring it is not, it takes a deliberate and obviously wrong action. No, it doesn't. For example, you could have code that recognizes that something "is an option", and silently discards anything that isn't on the recognized list.