The other day I was asked how to add subtitles to video in WordPress, and unless my google powers have diminished, I could not find an easy way to do it without hand coding <video> and <track> elements. It turns out, in typical WP fashion it is easy, but atypically not immediately obvious. Knowing that WordPress uses MediaElements.js under the hood I knew it had to be possible, but when you use Add Media, Insert [...]