On: VNC Roulette

[skeletonjelly]

What is that green thing on top?

[mrweasel → skeletonjelly]

The round bit? That's a heavy tarp, it's put over fermenters with biomass (pigs poop or similar), as the biomass ferments the tarp balloons up, due to the generated gas. The gas can be extracted later and used in power plants.

[neom → skeletonjelly]

I dunno but it's not moving very quickly.