Not when there are those who are against the change. Giving teasers is just a chance for rioters to grab their pitchforks and torches and for another whole round of Cringegate on YouTube.2)I agree it's odd that if they are so far along with animatronics they didn't tease anything. WDI loves to toot their own horn.
Better to just show a nearly finished product than to give people the idea they can affect changes if they post enough words on the Internet.