Do you know how this could be handled a bit better? http://pcgamingwiki.com/wiki/Grand_Theft_Auto_V#Rockstar_Editor_rendered_video_file.28s.29_location
Topic on User talk:Garrett
In cases like this I've included the mention under the save data section something like this:
- Rendered videos are saved in
%LOCALAPPDATA%\Rockstar Games\GTA V\videos\rendered\