I think Beagle that as a general rule of thumb one can assume that if a system has come anywhere near the concept of being sold or disseminated in an organized fashion, it is by definition unable to fly from that point on.

Particularly so if you are a serious (main income) punter.

__________________
"Not winning on a horse that came first is one thing.....Losing on a horse that didn't come first is something else entirely!!!"