"Complex" because we'll discover things the under-protected labor are enabling that we have come to rely upon.

Infrastructure becoming unreliable makes complexity, and undocumented immigrant labor is American infrastructure. Has been for decades.

Completely agree! Did we not learn from the pandemic? Countries run and rely on underpaid essential workers; they shouldn't underpay them, but capitalism pits workers across the globe into a race to the bottom for salary and safety.