![Screenshot of youtube.com: Canned air is unexpectedly supersonic [video]](https://hn.urlbox.com/shots/renders/2024/2/21/29add144-d4da-49d4-a9b2-f594efefbfef.jpg)
First screen, captured .
Looks similar
![Screenshot of youtube.com: 1972 Mercedes-Benz 600 Kompressor [video]](https://hn.urlbox.com/shots/renders/2025/1/5/20a07f96-7363-4e6a-880a-7004658d1337.jpg)
![Screenshot of youtube.com: Towards a “PCB Drone” – Making a PCB Motor which reaches 30k RPM [video]](https://hn.urlbox.com/shots/renders/2023/6/25/6c7043df-3dfe-4ff4-b1fb-2759f310c231.jpg)
Towards a “PCB Drone” – Making a PCB Motor which reaches 30k RPM [video](youtube.com)
333 points by reaperman | 60 comments
YouTube video by Carl Bugeja showing his efforts to make his tiny PCB motor stronger and faster, reaching 30,000 RPM.
![Screenshot of youtube.com: Dave Cutler on Windows [video]](https://hn.urlbox.com/shots/renders/2023/10/22/f50e8737-3240-43ff-bc64-03610d82ff4b.jpg)
Dave Cutler on Windows [video](youtube.com)
312 points by hexmiles | 185 comments
![Screenshot of youtube.com: Spray Cooling – Recreating Supercomputer Cooling on a Desktop CPU [video]](https://hn.urlbox.com/shots/renders/2025/10/18/fb89265f-6fa9-48c7-8903-2026ef2df207.jpg)
![Screenshot of youtube.com: Why Did These LEDs Light Up? ESP32-S3 – Which Pins Are Safe to Use? [video]](https://hn.urlbox.com/shots/renders/2023/12/2/66e6d81d-7d71-4306-b7e0-cb7c63ba5222.jpg)