Roblox already has players. A new AI creation platform has to attract both people who want to make games and people who want to play them. I'm interested in the tools, but the audience question matters too.
Full breakdown: https://youtu.be/ESr-JxuIQg8 (also linked as this Short's related video)
Unity Spark: https://unity.com/spark
Google Playground: https://playground.google.com
Roblox Assistant: https://create.roblox.com/docs/ai/accelerated-workflows
This is an announcement discussion, not a hands-on review. Spark beta availability and features can change.