I mostly use my Steam Deck as a platform for retro game emulation, but I've been toying with the idea of building a cheap little PC to keep connected to my living room PC. Once again, RetroTechLab comes in clutch. One of the most practical routes is with a single-board PC. A Raspberry Pi 4 Model B with 4GB of RAM is available for about $110 at Amazon, and it can run the specialized RetroPie OS made for emulation right out of the box. Add a controller and an HDMI cable, and you're ready to go. If you're targeting some of the more demanding emulators, a new or used mini PC with more powerful har