yeah, they are resisting it because they have to compete with a field of players who are already competing very efficiently to offer routing services, and they can't charge monopoly margins

but eventually they will have to cave in to the pressure when the liquidity of lightning starts to get uncomfortably close to the size of one of their operations, because this is a more efficient competitor, it naturally has the advantage and they have to join in and hope they can survive at that point

anyway, that's the whole point of bitcoin, to eat the entire money business and spit out all of the usury