Can a jailbreak be reversable
Yes, just restore (or upgrade if a newer version is available) in iTunes. Hope I helped! :)
wiki.answers.com/Q/Can_a_jailbreak_be_reversable

Is an abortion reversable
An abortion terminates the foetus... essentially killing it. It is permanent.
wiki.answers.com/Q/Is_an_abortion_reversable

What changes are reversable
Help us answer this question: What changes are reversable [In category: Chemistry]
wiki.answers.com/Q/What_changes_are_reversable

When is a vasectomy reversable
Help us answer this question: When is a vasectomy reversable [In category: Vasectomies]
wiki.answers.com/Q/When_is_a_vasectomy_reversable

Is homosexuality reversable
No, it is not.
wiki.answers.com/Q/Is_homosexuality_reversable