Why the hatred against ODLH?

[Chino]

So he should go to the back of the queue or fight a Cotto or Magarito to prove his worth.

To prove his worth it is way better to beat Mayweather than Margarito or Cotto unless both of them were better than Mayweather which is hard to believe. To prove your worth you fight the best, not opponents who have been exposed already.