Sharing a code rather than a direct URL creates a sense of an "inner circle" for those who know how to use it.
When a specific video goes viral on TikTok, users often flood the comments asking for the "sauce" or the "link." To bypass automated moderation, savvy users share codes like . Why is it Trending? dandy150avi001 link
Never download a file with an .exe or .scr extension if you were expecting a video. Sharing a code rather than a direct URL