Collecting 11 million cobblestone in 100 days is an impressive feat in Minecraft that requires dedication and efficient strategies. From my experience, using automated tools like cobblestone generators significantly speeds up the process compared to mining manually. Building a large-scale cobblestone generator allows continuous production, requiring only occasional maintenance. Additionally, incorporating water and lava mechanics in your generator can help optimize output and reduce wasted materials. Investing time into crafting and setting up glass components, as mentioned in part 3 of the series, also plays a crucial role. Glass panes and blocks create transparent structures that help monitor the cobblestone collection process without obstructing visibility. Maintaining an organized storage system for the massive amount of cobblestone collected is equally important; chests or shulker boxes placed near your generator save time transporting materials. It's important to balance automation with some manual mining to access other valuable resources and keep the gameplay engaging. Remember that patience and consistent work yield great rewards in Minecraft, as shown by dedicating 100 days towards this goal. Whether you're a casual player or a Minecraft enthusiast, experimenting with these techniques can help improve your resource management skills and enjoyment of the game.