Image: RobloxRoblox announced a new conversational AI a**istant at its 2023 Roblox Developers Conference (RDC) that can help creators more easily make experiences for the popular social app. The new tool, the Roblox a**istant, builds on previously announced features that let creators build virtual a**ets and write code with the help of generative AI.With the Roblox a**istant, creators will be able to type in prompts to do things like generate virtual environments. In one demo, somebody types in “I want to make a game set in ancient ruins,” and Roblox drops in some stones, moss-covered columns, and broken architecture. “Make the player spawn by a campfire in the ruins” adds a campfire and a stool. “Add some trees for the player to chop down” adds…