I love the ESP32, was onboard with the ESP-8266 (might have the numbers wrong, it was the predecessor), but I thought the real difference between the ESP-32 and the Rpi was that the Rpi has an OS with a possible desktop even (and all that Libux has to offer basically), as the ESP is more of a uProcessor you program in C/C++?
Edit: Plesse disregard, I mixed up the posts and posted one levet too high too...
My eyes opened when a videogame in a company I worked for (I worked on another title) was made under hard conditions, polished, pushed under almost burnout conditions to be finished "in time", and the budget for commercials was 4x the dev budget...
I bought exactly that one for my linux box (because I swapped mains to linux and wanted a big boot :-) ), but that was a while back, it's 280€ now, so $328...
They had a kill gene so some crazy inventor wouldn't kill humanity, or that was the reason I heard back in the day...