People keep saying this, but I actually find those to look fairly close to production cars. It was also said in several test drives that there won't be a 2nd display.Look at Model S and Model X dash when they were first revealed. Now relax.
https://teslamotorsclub.com/tmc/attachments/dash-and-interior-jpg.4362
http://ww3.hdnux.com/photos/44/66/35/9660254/3/1024x1024.jpg