Back when I was there in the 80's and early 90's I ran into them a few times. Once a baby went into the pool at the resort we were staying at. The second time it walked right in front of us at Chef Mickeys when that was in Downtown Disney.
Those emails are just trying to make you think something special is coming. You honestly would have thought AP holders would have been one of the firsts to get it.
This is something that we are testing in my office as well. I have been using my phone to open doors for a few weeks now. Downside is where I work my battery only last 6 hours a day.