Just in case you had forgotten that your grandkids will be docile servants to a sentient class of robots, here are some videos to remind you:

Here we have a factory robot sorting pancakes, and eliminating jobs:

These next two may seem useless, until you throw a hedgetrimmer and a samurai sword into the mix:

Here a robot bobbles ping poll balls faster than you can actually see:

Here a robot does some crazy impressive maneuvering around Fanta cans, we get the point, it’s well coordinated.

Robot crushes a car into tiny pieces

And to wrap it all up, this last guy actually flies around a crowded room automatically, and maps it out in 3d.