Already told too much. The nature of my business makes me naturally sensible to disturbances and for the first time in like 50 years I heard Russian spoken around me. Welcome, btw
If it is so good, he should have no problems putting his own monies at risk using his trading system. So, he claims to have backtested it 14 years yet, he has not put real monies on it? Sorry, this does not pass the smell test, much less the BS test!
Worst case scenario (Sarah's good bye), I'll publish an algo on how you all (including me) might have gotten rich (i.e. not die, as first step). Last case scenario you don't usually deal with Sarahs but Sergeys.
Anywayza. I'm upper class here so fuck off. Taking my friend through the not yet burned library of books on how that carries on.
Every old beach side boardwalk arcade should have a coin operated machine for back-testing, with the power of optimizing, which is the benefit of hindsight, users would get hooked on this, it's like fools gold & crack combined, they will laugh hysterically when they finally realize they let their imagination get the best of them. In industry publications over the years it has been said "if you want to get a floor full of professional traders to break out in laughter - tell them you have come up with a back-tested strategy that is sure to work".
Are you one of those annoying people that only answer the last question that was asked and ignore everything else?