> The fact I can't understand what Earendil is after reading this many words is an even bigger red flag.

Same, but I heard about Armin Ronacher, and the things I heard were not exactly terrible. He's the creator of the Flask microframework, he's contributed to open source more than most people. Perhaps it'll be fine!

And, as Mario has written about ten times in his post: Pi is MIT licensed and it's not hard to find the "fork" button on GitHub.