Imagine this: your WiFi router knows when you've fallen down the stairs, whether you're having trouble breathing, and exactly how many times you've visited the loo today. It can also detect when your teenager is sneaking out at night and monitor your elderly parent's daily routine from across the country. Most unsettling of all, it can do this through walls, in complete darkness, and without your knowledge.

We've all heard the famous parable of the chessboard: start with one grain of rice, double it on each square, and by the time you reach the halfway point, you've got 43 tons of rice. But it's the second half of the chessboard where things get truly mind-bending. We're not just talking about rice anymore – we're talking about artificial intelligence, and folks, we've just entered that exponential second half.