As I recall, Pluto really got into the spotlight, pre-pandemic with the course "Introduction to Computational Thinking with Julia", which as I remember went kinda viral (or maybe just in my bubble)

It was a nice course, I did the first few weeks before life got in the way. It looks like they did one more in 2020 with a focus on COVID:

https://ocw.mit.edu/courses/18-s190-introduction-to-computat...