



OpenAI's Sora did ship 298 days after its February 2024 preview, but the public product was shorter, gated, quota-limited, and disclosed the same physics/action limits shown in the preview.
Demo vs reality. Short video audits of AI launch claims: what was announced, what shipped, when, and whether the demo matched the product.
このコンテンツについて、さらに観点や背景を補足しましょう。