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Making a USB desk fan from spare CPU fan

If I wanted to make a USB desk fan from a spare CPU fan (input: 12V, 0.15A), could I just solder a resistor to the positive lead of the USB wire? I plan on getting an adjustable voltage booster, but I was curious if this was possible. I think I would need a 13 ohm resistor for USB 3.0.

ESP32 with multiple cameras

I want to connect five OV2640 cameras via FPC to an ESP32 on a custom PCB. Is this generally possible and does the ESP32 have enough power for this or do I need an ESP32 for each camera? The frames per second are not so important as the cameras will be used as QR code scanners. Which components allow to run so many cameras with...

Which music streaming app should I use?

I really liked Spotify, but when they started subsidizing hate speech I left. For the last year, I keep trying different platforms and cannot find anything that works well. I am ok with spending money for no ads. I have very diverse music tastes so want to have different “stations” based on my mood. Any suggestions?

Can someone still viewing Reddit explain how it is doing as of right now in terms of content quality and engagement? Akan

To someone who is subscribed to multiple communities on Reddit, has there been any change in their feed in their quality or amount of posts since July 1st? Any change in the amount of comments in the posts? Even the number of community subscribers?...

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