Is There More Road to Run in the US When It Comes to Effectiveness?

I think I went in to the series expecting, you know, a lot of what's new and what's next. But one of my biggest takeaways was like a recommitment to things that we know to do. Elizabeth: Is it fair when David said there's more road to run in the US when it comes to effectiveness? Do you feel that different continents are sort of speaking different languages when it Comes to effectiveness?