I did a quick eval of how things turned out vs. how I expected them to turn out here: https://oofoe.itch.io/zodetrip/devlog/246710/tools-down
Will probably have more items of a post-mortemic nature soon.
Biggest challenge for me was that I was determined to get sound, but the audio library I had hung my hopes on wouldn't compile properly. Fortunately, SDL2 Mixer worked out, but I wasted a lot of time trying to troubleshoot DLLs in Windows...