: MP4 is a widely used digital multimedia container format used for storing video, audio, and other data such as subtitles and still images. It's a versatile format that can be played on various devices and platforms.

: When it comes to MP4 files and file-sharing platforms, "better" can refer to several factors, including:

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If this specific string "90834723" is being recommended in a community or forum, check the user comments there. Often, "better" refers to a version that has been "de-mushed" (cleaned up) or has synced audio. 3. How to Open and Check Metadata