Impressive!
Out of lack of understanding: what does this new knowledge allow? Will it allow open-source developers to write better drivers? Or does it allow the making clones? Or nothing in particular?
Looks like a complex board. Who was the board design outsourced to and who did the high speed trace consulting?
Isn't this the same as previous? https://news.ycombinator.com/item?id=45018509
ten (10) layer board! :o Following twitch stream where TubeTime was doing it live gave some interesting insights, afair it did look like layout was done by more than one person and some things seemed to suggest time was more valuable than optimizing for less layers.
The elephant in the room: Why is it not Open Source Hardware to begin with?