We all Know that apple will Update their Firmware to patch the exploit.This stops new Software Being Discoverable in the Sofware Update Section in the Settings.app.This means this will stop any accidental Updates comming trough and accendly installing it. it will also show a message to show that the tweak has worked and no software will be discoverable (in the Software Section) if you decided you want to install the latest firmware just simply remove the tweak from cydia. (then upadting returns to normal) Now you can fonifigure things in the settings.app