This is why I said "de facto", not "by design". Yes, you can use it outside stats domain, but it will suck big time for that. PHP used to be like that as well,

This is why I said "de facto", not "by design". Yes, you can use it outside stats domain, but it will suck big time for that. PHP used to be like that as well, but later versions look more usable for general scripting.