Ok, so I do not go to the movies a lot, but when I do, the last thing that I would expect is this, and please watch the video before you read my comments below...
Now, based on that, I have the following comments.
The bubbles and scent will definatly add flavors to your popcorn. Not ones that you want, but it will add flavor.
What is up with the feet tickler? What movie could that possibly aid.
And finally, water. Because in a cold theater, water and air is exactly what we need right?