We don't have the answer to what you originally
asked..its now convenient for you to narrow it
.
Are you hard of reading Starman? For the third time, I am
agreeing I started it broadly and
admitting in just one area we have an answer. Dont panic, nothing was 'narrowed', the discussion is still open. And we dont have the answer, no. This debate never does.
Sorry if I keep missing your replies, your editing a lot.
to what a few forum owners think.
Including the largest which formed from member input. And almost none existing specifying a 400 or 458 min. On the whole internet, in 27 years. (that I can recall or find on searches anyway)
Its probably a worthwhile question next as to why that is.