I'd like to embed a Youtube tutorial video inside a CDF. I'm guessing this is not possible as my search for how to do this has been in vain. I'm imagining an embedded Youtube video like one sees on a blog.
It is not possible. Embedding a youtube video requires embedding some html into your webpage. CDFs are not constructed with html.
you can call a youtube video from within a notebook if you can access wi-fi where you're showing the notebook. here's an example:
if you don't have wi-fi where you use the computer, you can download and save a youtube file on your computer and then just double-click on it it to run the video. see