[pvg]

The beginning of the demo video is reminiscent of Ye Olde Wooden Mirror

https://www.smoothware.com/danny/woodenmirror.html

or more recently

https://tisch.nyu.edu/itp/news/spring-2024/daniel-rozin--itp...

[simpsoka]

That's rad! I didn't know about Wooden Mirror

[tailspin2019]

That’s awesome. Looks like the wooden pixels rotate to reflect more or less light to achieve various shades of “grey”.

Ingenious!