We haven't heard talk of concerted intervention from Central Banks for some time now. Here's a European Central Bank policy maker saying it can be effective.
They'll talk lots before they act.
https://www.bloomberg.com/news/articles/2022-10-11/villeroy-say-g-7-fx-interventions-have-worked-when-coordinated
Plaza Accord in 1985 was the last really big show of force
#fx #foreignexchange #centralbanks