>>23083448Nah that's snake oil these days. Modern desktop PSUs are switching supplies which means they can handle a wide range of voltages and convert them on the fly. Even with a power surge, North American voltage is far lower than what PSUs are rated for.
It's more likely she did some retarded hikki shit like let dust build up and burn out one of her fans.
Also could just be a bad stick of RAM. Consumer grade volatile memory still has a field failure rate of 1 in 1400. It's not inconceivable she just got unlucky.