They need to make it so once a character is in factions they cannot soul stone skills. Then reinstate the 30 day faction requirement as well has full Stats and max skill (700 - 720). They also need to make it so it takes 7 days to leave factions again.
This is the only way to make farming points a complete pain in the ass. With that being said people will still be able to farm. They need to make it so you don't get bonus points from killing people in a town or opposite faction (chaos order faction garbage). The bonus to points inflates the points way to much.