Why would the opponents of the 20MB fork help them create them in the first place? I fail to see any kind of logic here.
Because (as we already extensively explained and discussed) MP & Co stand to make a fortune by facilitating and exploiting GavinCoin's failure.
The world is not bound by the paltry and facile limits to what kinds of logic you don't fail to see:
"Worse is better." -Vladimir Ilitch Ulyanov