No there isn't a small probability
'...as there is "always a small probability that the payment could be reversed"'
Yeah, and there's always a 'probability' that in a homeopathic dilution of something, you might actually find one of the original molecules. Don't count on it though.
A blockchain transaction sitting thousands of of blocks deep isn't getting reversed in the lifetime of this universe. And they're idiots to equate a homeopathic level probability to what a man in the street assumes by the term probable.
Biting the hand that feeds IT
