For example, an Iowa district court in November 2006 halted all sales of See Clearly Method kits that had been marketed for several years by a company called Vision Improvement Technologies as a way to improve vision through eye exercises.
Jailbreaking is a hack that allows developers to access the file system of your iPhone, iPad, iPod Touch, meaning the root directory. In simpler terms it means that developers can now have access to all the files on your iPhone, iPod Touch, iPad meaning they can create apps that are possible of doing pretty much anything.
To get started with unlocking your iPhone youâll need to jailbreak it first. Follow the instructions in our iPhone 4 jailbreak article (itâs extremely easy). Then download the ultrasn0w app from Cydia (the jailbreak version of the App Store) install it and once itâs complete you can use a SIM card from any carrier.