My iphone 4 is tethered jb on 6.1.3,I can't stay unjailbroken but it is tethered,I have shsh for 6.1.2 and 6.1 but they are broke so I can't use them,the only shsh I have is 6.0.1.Now does it worth the downgrade to 6.0.1? what are the cons and the pros? Please let me know.