![I just realized the raspberry pi 4 can do something it's predecessors could not(except the pi zero). Act as a usb device for another computer. This got my brain turning. What if I just realized the raspberry pi 4 can do something it's predecessors could not(except the pi zero). Act as a usb device for another computer. This got my brain turning. What if](https://preview.redd.it/b4ysn8nw8jv51.jpg?width=3024&format=pjpg&auto=webp&s=caf9b0770e72ad44fcc05f176a6c4da01d92b2ef)
I just realized the raspberry pi 4 can do something it's predecessors could not(except the pi zero). Act as a usb device for another computer. This got my brain turning. What if
![This Raspberry Pi Pico-Powered Compact Keyboard PCB Breaks Unused GPIO Out to 3.5mm Jacks - Hackster.io This Raspberry Pi Pico-Powered Compact Keyboard PCB Breaks Unused GPIO Out to 3.5mm Jacks - Hackster.io](https://hackster.imgix.net/uploads/attachments/1339007/image_UHMGaJ3UqT.png?auto=compress%2Cformat&w=740&h=555&fit=max)
This Raspberry Pi Pico-Powered Compact Keyboard PCB Breaks Unused GPIO Out to 3.5mm Jacks - Hackster.io
This Raspberry Pi Pico-Powered Compact Keyboard PCB Breaks Unused GPIO Out to 3.5mm Jacks - Hackster.io
![Code the Pico Keyboard | DIY Pico Mechanical Keyboard with Fritzing and CircuitPython | Adafruit Learning System Code the Pico Keyboard | DIY Pico Mechanical Keyboard with Fritzing and CircuitPython | Adafruit Learning System](https://cdn-learn.adafruit.com/assets/assets/000/100/315/medium800/raspberry_pi_picokb-0255.jpg?1614748775)