Here, via David Crotty at The Scholarly Kitchen, is a brisk introduction to the history of our 26 letters.

If you don’t see a video here, please click on the title of this post in order to view it in your browser.

The following week Mr Crotty brought us another video, this one on our ever changing pronunciations:

I suppose that in order to keep your audience when you make a video on such topics you really do have to act energetically enthusiastic.