Solo dev also just doesn't need a lot of abstraction. You're adding a lot of noise for what sounds like zero benefit to developer and especially not the player

Solo dev also just doesn't need a lot of abstraction. You're adding a lot of noise for what sounds like zero benefit to developer and especially not the player. Game dev is also a lot more agile than other projects. Solidifying structure is just more to rip up later unless you really know what you want to ship.