No, it doesn't take up any space on our server. Embedded or not, YouTube videos are on YouTube's servers. Playing embedded videos hogs bandwidth, but we have plenty of bandwidth and a small membership.
Here's the reason: SMF clearly warns that allowing embedding is a possible security risk. I know some other places allow it, but I'm new at this and learning as I go. When I have enough info to assess the risk and make an informed decision, I may enable it. Or not.
Thanks for the explanation. Being able to embed videos is fun and looks cool, but isn't really necessary in the end.
I found a couple of dog pictures. These are from an Alembic gathering in the San Francisco Bay Area last year. No actual basses in the pictures, but I'm wearing my Alembic t-shirt!
The dog's name is Thor. He did a great job of guarding the tens of thousands of dollars worth of Alembics gathered at the place:
and by the end was just plumb tuckered out: