Back to the original question though - if the n900 does not need to be jailbreak, does that mean it it impossible to jailbreak? I am going to give you the benefit of the doubt and assume English is not your first language. Obviously, if something does not need to be Jailbroken, whether it is possible to Jailbreak it is an entirely moot question.
Back to the original question though - if the n900 does not need to be jailbreak, does that mean it it impossible to jailbreak?