A data centre powered by solar and batteries alone needs an array so oversized that the design is not worth building.

Drawn from what Austin Vernon said

What these subjects mean

design How things should be made and judged: what makes a design good, who should do the designing, and what an interface is for.

batteries Storage as the thing that decides how much intermittent generation is worth building.

What Austin Vernon actually said

Do you hold this korrent?Do you also believe this?

Shared subject first, then similar wording. They may agree or disagree.