: If the "informative" part of the video is only the audio, you can strip the video stream to create an MP3 using Kapwing .
: MP4 files can include extensive metadata (XMP), such as the creator's name, copyright info, creation date, and technical specifications of the video. Online Tools for MP4 Files
: It is widely regarded as the most compatible video format, playable on almost all devices, including Windows Media Player, VLC, QuickTime, iPhones, and Android smartphones.
: Tools like VEED.IO allow you to trim, rotate, or add filters to your MP4 files directly in the browser before sharing them.