[LargoLasskhyfv]

Don't mean to shit on it, butT central waste water treatment plants also do this. At least some. So I don't really get the novelty of it?

[jalk]

In Copenhagen, 30-50% of the gas in the consumer network is produced like this.

[dandanua]

The novelty is that they want to use feces as a universal currency. This idea is very precious indeed, if you look close enough.

[LargoLasskhyfv]

Sure... https://en.wikipedia.org/wiki/The_Wishing-Table,_the_Gold-As...