Why did Square Enix stick with Sony?

[ps3_jrpg_gamer]

dsister44 said:

ps3_jrpg_gamer said:
Money is the real answer sony paid 100 mil for VXIII and MS 20 mil for a timed exclusive(SO4)

Do you have any proof of this?

no but it seems this is the situation why didn 't SE published SO4 on both ps3/360 same time and waited a year exactly to release on ps3 a contract with MS is behind it