People are irrationally obsessed with the idea of a very small cheap computer that could replace their laptop or desktop, for no reason.
If you created a little cube the size of an Apple Watch with built in WiFi and Bluetooth, and maybe put a little LED screen on it, and it could run Linux and could be powered with POE and USB-C or something, people would feel an urge to just buy one, with no real use case for it.
Cube? Make it an icosahedron and I'm listening