The IT system is in this article is internet access in flight at 30,000 feet. The Singapore airlines now provide internet for any digital device (such as tablet or laptop). The internet is provided by the self contained telecoms system on board each plain. It get the signal from satellite. Currently over 20 airlines using this WiFI and 3G signal thought to inmarsat's swift broadband satellite network.
Why are iphones tracking people?
This is the issue of storing user's location data in unencrypted file. The file, named "consolidated.db," is an unencrypted SQLite database that can be found in the devices' file systems and in the iOS backup files created and updated by iTunes every time an iPhone or 3G iPad is synced. Since, we know that Apple is actually collecting location and some information on iphone that's why iphone is not safe at all. Although the file isn't immediately accessible on the device itself, it can be accessed on a jailbroken device via the iTunes-generated backup file. It also could potentially be accessed using other tools that allow you to explore an iOS device's file system while it's attached to a computer.