Minecraft wiki entry for Georgiy_Gavrichev, associated text: "As some of you guessed correctly, the last image I posted was about Blaze 3D. An older branch that was parked for a while has been successfully rebased and @fry_su and I will resume work on it soon. There's a lot of work ahead of us, so we'll stick to "when it's done" for now." – @SeargeDP on Twitter