The Eurodollar futures curve inverted on 1 December 2021. When that happens one can expect a market downdraft to follow, usually within 3 – 6 months.
Think 2008 or Dec 2018.

With Jeff Snider (Alhambra Investments) Part 1 of 2. (24 min)
https://www.youtube.com/watch?v=68X-7jZ9j9M

Part 2 (18 min)
https://www.youtube.com/watch?v=xpBZ2XA5Ai0