I haven't, but I plan to. I actually did like the first one a lot. I've seen it criticized for being a slog, my view is that it just keeps piling on question marks until the very end and then ties everything together with an incredible reveal.

I Know This Much Is True. 900 pages. I'm halfway through the book inside the book

It gets increasingly less pointless from there on out hope you like it

Bring back Alley Cat