Quote Originally Posted by technobear View Post
'Strain' on the computer is rendered irrelevent by the use of a USB Galvanic Isolator:

http://electronics-shop.dk/galvanically-usb_isolation
Yeah, I fitted one of these to a 486DX with 16meg of RAM and now I'm realtime editing video on it, mining bitcoins and running 'folding at home' too!

Seriously though, what is that, a transformer isolated usb socket?(!)