Original sentence: After Yggdrasil overtook the development, they changed the development from the beta builds to again alpha builds because in their meaning the builds are not releasable.After that change the development went on in alpha stage until 0.3.61.Arena got different version numbering that is confusing because it was by created by different vendors.The beta builds prepare Arena for releasing version 1.0.They change the beta-3e to 0.3.5.Versions until 0.99 were alpha builds and the development changed very fast