Watching lots of Doom videos on Youtube helped me learn some aspects of the game surprisingly fast. I can't control Doomguy as fast and as precisely as the best Doom youtubers but I can read a situation in the game about as fast and as good as they can and often come up with the plan they eventually follow faster than they do.
I get it! Years ago my obsession was Classic Tetris, and it was common knowledge that watching skilled players at work would improve your own stacking and strategy. A lot of the pros openly admitted to watching their competition while starting out in order to get good