Financial-Times/next-grumman — pull request #6 by matthew-andrews (2014-11-12 15:25:34+00:00)
Title: OK, who's been using w3c schools in place of documentation?

:trollface: http://www.w3schools.com/tags/tag_video.asp

```

Your browser does not support the video tag.

```

Make the error message _slightly_ more actionable to a potentially non-technical reader.