Has it not been made clear enough that they stand to lose absolutely nothing by increasing the block size?
There are days that Adam on twitter is saying that if blocks need to be bigger it needs to be done as
slow as possible to give space to the develop of the lightning network technology (so paying his salary)
https://twitter.com/adam3us/status/633157354515664896@joe_ekine a sensible & safe proposal. my money's on flexcap or pragmatic 2MB step then 4, 8MB over 4 years to have space for lightning r&d