I agree. For the numbers involved its very minor. Manchester City Council wanted it both ways - they wanted the revenue from an hotels and an all day drinking & eating session without accepting that there was always going to be some trouble.
Great quote from a Rangers fan on the BBC website about the trouble - "Some people are really angry. They've spent a lot of money - maybe £4,000 to £5,000 - to come down here for this." Where did they come from exactly

? Mars?