China Makes Robot That Performs Dental Surgery.

Before robots become sentient and become are masters, they want us to have nice teeth.  

China has developed a robot that can do dental surgery. In this video, it implants a set of teeth it created using 3-d printing technology.  Why make a robot do this? The inventors say it does the job with amazing precision.

Gotta admit, the results look pretty good.

But if you're afraid of the dentist, which one of these is scarier?

This?

Or this?