A few of you have asked about the YouTube code recently. It is working again.
To post a YouTube link in your post, click the youtube button at the top right of your post window, then insert the 11-digit code from the end of the YouTube link between the brackets.
For instance, to embed this YouTube link: https://www.youtube.com/watch?v=xj4I9DfoCDI
Copy the digits after the = sign, then place it between these brackets [youtube][/youtube]
The end result will be this: