That I think is a nice summary Tim All I would add is perhaps a reference to the amount of work required to fix the regressions in testing third party interfaces like PHP and Java and other platforms. It is the fact that we can not gauge if any of the changes do affect users that is the problem. That someone now gets a different answer in a grey area of the data may well not be important, but not knowing that a change HAS happened means that the effect of a change can not be reviewed? And perhaps the very evidence we are looking for discovered ... -- Lester Caine - G8HFL ----------------------------- Contact - http://lsces.co.uk/wiki/?page=contact L.S.Caine Electronic Services - http://lsces.co.uk EnquirySolve - http://enquirysolve.com/ Model Engineers Digital Workshop - http://medw.co.uk Rainbow Digital Media - http://rainbowdigitalmedia.co.uk