It is...the line of the door does not align with the bend on the top...Sun shines on the back door but not on the floor, and many more inconsistencies, such as not putting it on a flatbed nor towing it from the front, but from the back, "Repo-style"... It's definitely a fake
I personally believe that Elon Musk should consider putting the rolling mechanism and the housing of the circular segmented cover mat under the roof behind the top of the back seats, at the edge of the see-through (or solar) roof. That not only would allow passage between cabin and back, but...
So, they made an expensive prototype showing height expansion X3 (can be achieved with Lego set)and NO combination revolution with the prolonged length extension? Which is what would lead buyers to see-to-believe scenario, BTW.