Who wants a virus?

I tried hard not to burst out laughing when I was reading this in office.

Alex Ferguson dismissed the claim that there had been a gentleman's agreement to transfer Ronaldo to the Bernabeu at the end of the season ---

"Do you think I'd enter into a contract with that mob? Jesus Christ, no chance," said Sir Alex. "I would not sell them a virus. That is a no. There is no agreement whatsover between the clubs.