> There are, of course, a few caveats and a contrivance. Stick with me for Part Two and I will explain, including to give directions so that you can play too (with suitable hardware or emulators).
This article is 3-4 years old - any hint of Part 2? I'm assuming those nested copies of 3.1 are stuck in Standard Mode.
https://news.ycombinator.com/item?id=37384911