This socket is indispensable. When the PCs are in a row, all other equipment ready, and switch off with when the PC shuts down after shutdown. For lightning protection and surge protection it will not be so useful. Because the flash is stronger than our current network is secure. If you have any strong thunderstorm nevertheless the PC and Fritz box separate from the power supply. After lightning the concerns are present when no insurance is available. My brother, it's already happening. GO