It’s much more efficient to shop fertilizer than lpg.

Fertilizer is most definitely sustainable. Drowning your fields in it isn’t. We will have energy to spare to produce nitrogen fertilizers. You don’t need that much energy for that, just more than nothing.

Not news on the subject of not being new, at least to me.

Misleading name. These are basically all-in-one solar panels. It is much better to separate out inverters since they are scarce and expensive.