You’re standing in your garage at 8:00 PM, trying to find a 10mm socket that just vanished into thin air. You look up, and all you see is that lonely, flickering 60-watt incandescent bulb...

It was 2:00 AM in the middle of July, and I was staring at my bedroom ceiling, drenched in sweat. My AC was humming at full blast, the electricity meter was practically spinning off...