kantanstart https://blog.hatena.ne.jp/kantanstart/ 簡単スタートを目指す https://kantanstart.com/ 動画生成AI Sora AI動画生成 Last updated: Oct 17, 2025 (JST) Sora 2 Latest Update: 15-Second Videos, Folder Selection, and Draft Downloads OpenAI’s video generation tool Sora 2 has quietly rolled out several new UI tweaks and minor functionality updates.This article highlights three main changes: ① 15-second video support, ② f… 190 <iframe src="https://hatenablog-parts.com/embed?url=https%3A%2F%2Fkantanstart.com%2Fentry%2Fsora2-latest-update-15s-video-folder-draft" title="Sora 2 Update: 15-Second Videos, Folder Selection, and Draft Downloads Now Available - 簡単スタートを目指す" class="embed-card embed-blogcard" scrolling="no" frameborder="0" style="display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;"></iframe> https://cdn-ak.f.st-hatena.com/images/fotolife/k/kantanstart/20251017/20251017163926.png Hatena Blog https://hatena.blog 2025-10-18 00:10:51 rich https://kantanstart.com/entry/sora2-latest-update-15s-video-folder-draft 1.0 100%