Obviously, there is no other manufacturer specifically in hardware that is so polarizing as Apple. Customers noticeably love their products or simply hate them, with little room in between. Despite with this situation, there are still things that people agree on: hardware quality of Apple products is considered second to none and its hardware is severely limited thanks to the strict set of restrictions that they imposed on their systems.
The most common reason why most apple users consider jailbreaking their iPhones or iPads, The risk of messing something up that is worth added ability to install useful unofficial apps via Cydia marketplace.
However, Apple want to keep everything their control, which results in never ending race between hackers and Cupertino based company.
As the case with unofficial modifications, when users decide to jailbreak their devices, they completely on their own, Apple’s position regarding jailbreak is very clear: Unauthorized modification of their iOS cause security vulnerabilities, shortened battery life, instability, and any other issues.
While reality is not nearly as bleak as Apple paints it, device owners have to keep in mind that jailbreaking could grant admin privileges not just the owner, but also to malicious hackers. That is why it is best to stick to trusted software sources, such as Cydia, and avoid installation of pirated software.