But it helps surely? And having dodgy keeper(s) has to be worse than having (for example) a dodgy full back. The question is why you appear to think goalkeeper is the least important position on the field.
So if Vik makes at least Y appearances for Arsenal, scores more than K goals and they win the Prem within L years, I reckon the answer is A.
Edit: subject to the value of lambda obviously
May have already been mentioned, but anyone thinking of driving to Germany this weekend needs to check out the effects of the planned closure of parts of the M25. Sounds like it could cause mayhem.