We’ve given up on the connected fridge, how about a smart pavement instead?

You know things are starting to get advanced when the pavement starts talking to you.
It’s the last thing you would expect, but coming soon to a street near you will be a smart flooring system from Pavegen. The idea is simple; when you step on the tiles, the weight from your footstep causes generators to vertically displace. The resulting rotary motion creates two to four joules of energy per step.
Now it doesn’t sound like a lot of energy, and to be frank, it’s not. The system