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.
Early access this model is "Minecraft". The game's development began in 2009 by Markus Persson initially for internet browsers that he developed alongside his full-time job. The alpha-version game proved popular enough that within the month of release, Persson added a means by which players could pay 10 euros (approximately 15) to access the game, allowing him to continue its development. As sales of the game increased, he was able to quit his job about eight months later to work on the game full-time, founding Mojang to bring on a larger development team. "Minecraft" continued to offer early access throughout its development