Just tried to change the /setting/bddvd/dvdRegionCode value to 00000002 but it doesn't work... Is there something I'm missing?
EDIT: Derp, I didn't account for any offset. value 1 is most likely default, 2 is region 1, and 3 is region 2... Will adjust accordingly.
EDIT 2: whelp, i think it may...