So this is how the Zombie Apocalypse will begin...

[Blue_Max]

One word. Moat.

...until the moat is so full of wet zombies they can just walk over them into the house.

Lava moat?

 

[John Connor]

And do you have a mini nuclear reactor in your basement to keep those treadmills powered for decades?

How do you dispose of spent nuclear fuel?

You're a Liberal and you don't consider this? Pfft.

But something like this could be used too. https://en.wikipedia.org/wiki/Radioisotope_thermoelectric_generator