I have seen another instance of the talk summarized in the article. It is about machine-checked proofs (and even if you haven't seen the talk, have you seen who

I have seen another instance of the talk summarized in the article. It is about machine-checked proofs (and even if you haven't seen the talk, have you seen who is giving it?). You won't see “huge leaps and unstated assumptions” in that format, although unimportant details may be relegated to fourth-level indentation or prelimary lemmas.