Considering 418 is the positive assertion, suddenly reversing that would break backwards compatibility; additionally, it adds ambiguity by listing multiple entities it is not, leaving the receiver to potentially assume that it is, for example, a microwave.
EDIT: missed the positive part remaining, sorry. I maintain that the ambiguity issue stands.
EDIT: missed the positive part remaining, sorry. I maintain that the ambiguity issue stands.
They can still hold approval and publish it on April 1st.
But, then, there is no guarantee humanity will survive that long ;-)