Remember that, in a pure hydrogen economy, the electrical generating capacity will have to approximately double because all of the energy for transportation that currently comes from oil will have to be replaced with electrically generated hydrogen. So the number of power plants will double, and all of the fossil fuel plants will be replaced.
The iPhone will reboot. Once it turns on, the default network settings will be restored. The Apple iPhone 3GS has many reset options. Wiping the network settings will reset all the current network settings to default. The Apple iPhone 3GS has many reset options.  Please let us know how we can improve this support content by leaving your comments below.
Insert the USB cable, then hold the Home key while connecting the iPhone to iTunes. If the Apple iPhone 4S becomes unresponsive or doesn't perform as expected, you can perform a hard reset to return it to a factory default state. Important: A hard reset will delete your data, apps and settings.. If the Apple iPhone 4S becomes unresponsive or doesn't perform as expected, you can perform a hard reset to return it to a factory default state. Important: A hard reset will delete your data, apps and settings.