Even currently in some rich Middle East countries, there are technically slave workers - construction & household to name 2.

Here’s a good podcast about US petro-dollars & how it impacts the world economy

[Congressional Dish] CD276: The Demise of Dollar Dominance #congressionalDish https://podcastaddict.com/congressional-dish/episode/159774687 via @PodcastAddict

This would be a tie in to Amazon Amp.

Ask about her Sodium blood levels. Many lower cost brands have high sodium.