In recent years, Apple  has been  heavily criticized for the security implications of their market  centralization and policy of irreversible operating system updates.  Mobile device users are strongly pressured to install packaged iOS  upgrades that cannot be rolled back. While this practice greatly  increases security for most users, there is an inherent danger to this  centralization.  Every flaw or weakness leaves over 100 million Apple device users  vulnerable to exploitation for illegal purposes. The most recent iPhone  bug (CVE-2018-4124) has been wreaking havoc due to unexpected behavior  when the operating system attempts to display a particular Indian  character from the Telugu language.  Any application that attempts to display the character on an iOS  device crashes instantly, and cannot recover until the offending  character is removed. The entire device crashes and restarts if the  character triggers the bug in a component of the operating system, such  as Sp...