The tip is about adding subtitles to videos in Google Drive.This time it is not an extension or third party tool to add to your Drive but simply a short text file that you will have to tweak a bit to validate it. The process is very easy and won’t take you more than a couple minutes.
http://www.educatorstechnology.com/2014/11/easy-way-to-add-subtitles-to-videos-in.html