From his blog: "I spent many nights trying to figure out the best way to sleep in first class. In the end, sleeping on an air mattress under the seats proved to be a good idea."
Yeah I have completed it, and I really like his teaching style. I’d say it might be a little tough if you have absolutely no knowledge of statistics. But as someone who wanted to do a deeper dive into Bayesian stats specifically I found it a good resource. The reason I ended up doing it was precisely because I felt that the section on bayes in most stats courses is too superficial
Think Bayes by Allen Downey is an amazing and free course teaching Bayesian statistics in Python. Save yourself the $50 and try it first:
https://allendowney.github.io/ThinkBayes2/