You can convert short audio into single-frame videos that can be tweeted. (Robin Lubbock/WBUR) Suppose, like WBUR, you're creating more and more short, spoken-word audio. You obviously want to get ...

That being said, Twitter can reject your file with a less-than-helpful message of: "There was a problem uploading your subtitle (.srt) file." So it's important, at least when you first start, to ...

A caption file is a completely separate file from a video file. Caption files can be made in a wide variety of formats, and you can upload a caption file to accompany a video in order to create closed ...