That's a great question. I do not think we were breaking the bank with him.
Blackhawk, his conservative player choices might make that opposition plausible, but then again it could just be sour grapes on the part of whoever reported it. Four million euros is a LOT of money.
-edit- teke, to answer the second part of your post, I think we can go pretty high - I believe we paid Huub Stevens over a million. And that was five years ago.