If you are looking to analyze or create a "deep post" about the content inside this file,
: Long strings of random characters followed by _source are common for original uploads on social media servers before they are compressed for different viewing resolutions. 0h21f0s362u4gc4eiogp6_source.mp4
: This string (the "UID") ensures that if millions of users upload a file named video.mp4 , the server can distinguish between them without overwriting data. If you are looking to analyze or create
To help me give you a better "deep post," could you describe or where you found it ? 0h21f0s362u4gc4eiogp6_source.mp4