iOS 4.1  ! /n   Dev-Team,     ,    iPhone            Cydia  ,      .  ,            iOS   4.1. MuscleNerd             . ,    SHSH  Cydia  TinyUmbrella,        ,     ,  iOS 4.1       .   ,   Dev-Team          ,   ,  ultrasn0w    . -  ,                      .       iPhone 3G/3GS/4,        iTunes,   Dev-Team. /n by 911


