Description:
The YouTube link for the "Features Overview Video" on the npm page is not working. When trying to access the video, YouTube displays the message: "This video isn't available anymore." Please update the link or provide a new video.
Steps to Reproduce:
Go to @angular-architects/ddd npm page.
Scroll down to the "Features Overview Video" section.
Click on the YouTube link.
Observe the error message on YouTube.
Expected Behavior:
The video should be available to view.

