Hacker News new | past | comments | ask | show | jobs | submit login

Agree! It looks great — I assume they did it pretty much how DMD (Digital Mirror Device) chips in DLP projectors work. The mirrors already have a mechanism to track sun (mentioned in the article), and adjust the direction its reflection should point. they could activate tracking partially to create the image.

Applications are open for YC Winter 2020

Guidelines | FAQ | Support | API | Security | Lists | Bookmarklet | Legal | Apply to YC | Contact