Here’s how I see it:
The REAL test will be those who see the first showings. What the theater-goers say on their Twitter or their Facebook page, or in emails to their friends will set the trend. If, seconds after they leave the theater, the majority are tweeting “It SUCKS!”....that’ll get passed around faster than the top speed of the Millenium Falcon. Same thing if it’s really good.
I bought my ticket for Saturday December 19. I will post my review Sunday the 20th.