[WayneS]

...a toilet that works without links to water, sewage or power networks.

...develop a way of using microwaves to process human waste and create electricity.

Okay, so without a power source, what generates the microwaves?

[Boogieman]

“Okay, so without a power source, what generates the microwaves?”

Well, the gasified poop is going to power a fuel cell to generate electricity, which they then hope to use to power the microwaves to make more gasified poop. Guess they will have to charge up the fuel cell some other way first to get the process rolling.