Ask HN: Good first hacking computer for a 7yo
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In that case you might consider something like
Could I make the browser require sudo..?
Indeed. And you can still access the GPIO pins for hardware projects.
The RPi OS is Linux, derived from Debian, so apps or your favorite programming language are just a 'sudo apt install' away. Performance is good for both RPi 4 and 5. If "effortless and lag free" are important then choose the RPi 5. As for form factor, Rasperry Pi has just announced the Rasperry Pi 500+. For laptops, see https://magazine.raspberrypi.com/articles/the-best-raspberry...