And here's the podcast episode where I originally heard about Tangle:

https://episodes.fm/1765799296/episode/YWI4OTg2MGUtN2E5OC0xMWVmLWI3YWYtYzNkOTM0OTQwNGVk

It's called "Question Everything" by @BriHReed (who many of you might know from the @stownpodcast)