Society existed before electricity and could again. I was missing the point when I said people have 4 meals in the cupboards. It's 4 meals from when you run out, not when the electricity stops. We'd still have food and can live on that while we replaced the electric parts.
The rest of the world could always feed the affected parts.
Unless of course there is another millennium bug no one has thought of, that hits all chips in the world. Or something else unforseen.
Cheerful note: Nuclear launch systems have chips.

Researching past famines, the violence only starts when you reach the cannabalism stage. And often not even then.

At which point grammar becomes very important:

There's a lot of difference between:
"Let's eat; Grandma".
and
"Let's eat Grandma".
qjs