When a kid uses a computer for the first time, his brain will begin to fire away, creating and destroying synapses a staggering rate in order to make her more efficient at understanding her environment.

When an adult uses a computer for the first time, her brain will begin to fire away, too, but it’s not creating and destroying synapses in the way a child’s brain is; instead, it is trying to form novel connections, using the neural infrastructure that is already in place.