Minecraft of the alpha version of the game expanded. Persson continued to update the game with releases distributed to users automatically. These updates included new items, new blocks, new mobs, survival mode, and changes to the game's behavior (e.g. how water flows). To back the development of "Minecraft", Persson set up a video game company, Mojang, with the money earned from the game. On 11 December 2010, Persson announced that "Minecraft" was entering its beta testing phase on 20 December 2010. He further stated that bug fixes and all updates leading up to and including the release would still be free.
Minecraft mods as Java is known to be. However, Mojang developer Tommaso Checchi reassured fans on Reddit that modding was "too important" to "Minecraft" for the Java-based versions to be discontinued. Mojang released version 1.9 of "Minecraft" for the PC in early 2016, and with this update the company promised that the creation and updating of mods would be significantly simplified. Previous updates have been known to break available mods, forcing creators to spend considerable time updating them. In April 2017, Mojang announced the upcoming creation of a so-called "Minecraft Marketplace", where players would be able to sell user-created content for the