But they are probably still using the power grid in cases where there is no wind or sun for their wind and solar farms, right?

How does this work exactly?

Okay right, the colour code is extra.

We had a tool for these blobs, it was called histogram. Looks pretty though.

But I need pointers for almost everything

List of lists of lists: This article itself is a list of lists, so it contains itself (see recursion)

Cryptocurrency