I may looking at this through Blue and white glasses but I think that TB must think there is a very good chance that he will sign a new improved contract if we get promoted to turn down the £8m bid. He could have sold him and bought a proven ready made replacement for next season with the...
It would take good signing on fee to keep him probably, that is assuming we are promoted, but then it will cost a fair bit to replace him so perhaps bite the bullet and give him the money to keep what you have.