the average power supply is a 400 watt, and most power supplies dont even use all that juice, only functioning on a low percentage, and a refridgerator runs off of 162kw a month, i dont think its all that bad power wise to run it 24/7. But eh, I dont know how much a ps sucks in a second
Anyways, The program I have is called Virtual Reboot, I havent used it in a while lol, it came out in maybe 2002? im sure there are more up to date ones out there, i dont know who its made by