Resolution and dynamic range are good. Bit-depth is better.
This reminds me of the DSLR resolution arms race except Canon is now obsessed with high ISO and resolution at the the expense of the color depth. Arri has it right. 14 bit images are far more important than resolution or sensitivity.
Sadly, they are the only way to display true black levels.
Reason 4 (and the main reason why many inexperienced DP's tend to do it): Because you need some moving shots in your reel
I am all for a motivated and reasonable camera move, but I find that this article may only add fuel to the fire for the already overwhelming flock of indie DP's who move the camera for no reason other than to be slick.
Basically, he has found his IDT and RRT and ODT. That's all you need.
This is pretty cool but nothing completely revolutionary since you can take a gimbal and put it on a zipline and get similar results (as long as you have motors and controls at either (or one) end of the line).
I think we'll see a price drop in the coming years similar to how we have an over-saturation of cheap Movi clones. It is pricey to be an early adopter.
And a less compressed file to put that data in. If you've got 21 stops and your files are still 8 or 10 bit, you're going to see more and more banding. 1 bit per stop is the optimal figure these companies should be going for.