if I've understood correctly, you're imagining starting with a £2 bet in a new account and doubling up an unbroken string of winners at evens.
if that's right, in that (incredibly unlikely) hypothetical scenario you would basically start paying PC on the turn where you won 4096 quid, ie your 12th win.
but if you mean you'd double your bank with a mixture of winners and losers, we're in how long is a piece of string territory.
if I've understood correctly, you're imagining starting with a £2 bet in a new account and doubling up an unbroken string of winners at evens.if that's right, in that (incredibly unlikely) hypothetical scenario you would basically start paying PC on