The greatest benefit of supporting larger block sizes is that it causes tremendous annoyance to Mircea Popescu and his merry little band of crony fanatics:
linkBecause it is my considered opinion that Bitcoin is perfect as it is and that it doesn't need to be "fixed" to provide tremendous value to humanity at large.
It's time to be greedy and defend our safe-haven
I see a fair amount of utility in having an XT fork which siphoned off a sizable number of 'bitcoiners' who are deeply ignorant about the principles of the system and are mostly MultiBitch-class users who add no value.
the peasants' desire to trade security for adoption is met with indifference/hostility/scorn from the people who matter.
Keep Bitcoin Elite!
The wealthy will continue to rule Bitcoin and there is no amount of "new users" tears that will change this.
A "one-percenter blockchain" is the only rational vision for Bitcoin, whether you like it or not. Fortunately for the first time ever you will be allowed a seat at their table. It will cost you some if you wanna trade with them but you will have other options to enjoy the security of your wealth.
Bitcoin isn't for everybody.
Who else is looking forward to not sharing a chain with these vile creatures?