Jur153mp4 Updated _top_

One of the biggest complaints about the original jur153mp4 was its incompatibility with off-the-shelf players like VLC or Windows Media Player. The updated spec includes a fallback moov atom that standard players can ignore, while specialized readers (like the new jur153mp4 Viewer Toolkit) can access the full feature set. As a result, files can now be previewed on almost any modern device—something previously impossible.

If you want, I can: