To avoid automated copyright filters. If a file is named "Latest_Blockbuster_Movie.mp4," it gets flagged and deleted instantly. If it’s named a random string of gibberish, it stays up longer.
The .part4.rar extension means this isn't a standalone file. It is the of a large archive that was split into multiple chunks (Part 1, Part 2, etc.) to make it easier to upload or download. You would need all the other parts to actually see what's inside. 2. The "Nonsense" Name is Likely a Code 73L58B8S848GR84A8394CC.part4.rar
Bot accounts often post download links or file names in review sections of apps or products to drive traffic to shady download sites. To avoid automated copyright filters