From the comfort of my terrace with a cold beer.
"I can't get your instructions to work"
"No problems sir. Just press the power switch to power off the computer, then press it to power it on"
"OK"
Wait....
"Hang on... there's smoke coming out of it"
"Pardon?"
"Smoke. From the box. What have you done?"
In panicking voice "Errrrr...."
"AND NOW THERE'S FLAMES...... you bastard"
"ERrrrrrrrrrrr.... click.... burrrrrr"