Although your question was about mold, you may be thrilled to learn that the process of bread going stale is not fully understood. I found this to be a somewhat

Although your question was about mold, you may be thrilled to learn that the process of bread going stale is not fully understood. I found this to be a somewhat jarring claim in a review I read recently: https://onlinelibrary.wiley.com/doi/epdf/10.1111/j.1541-4337.2003.tb00011.x https://onlinelibrary.wiley.com/doi/epdf/10.1111/j.1541-4337...