Ryzen laptops which feature capable integrated GPUs serve light and medium gaming tasks well. For heavy use, there are desktops, which is where the real power is. Portable systems like the Steam Deck are also hitting from the mobile side as well.
Gaming laptops have always been an extremely niche product and have gotten squeezed from all ends in recent years.
Code should absolutely speak for itself. But the occasional comment is still good to explain the ‘why’ of the code when the why isn’t very obvious, often due to a niche requirement. Also any time you have to break out a hack, that needs comments up the ass, what was the bug, what URL did you find the fix at, why does this hack work, etc etc. It’s very satisfying to go back and remove those hacks after they are no longer needed, often because the underlying technology fixed the bug that had to be hacked around.