At an absolute minimum 20. We aren’t seeing any useful systems that work on any scale at all yet. The iphone made smart phones pseudo mandatory but they were preceded by decades of development with several generations of usable devices. If I had to guess it’s probably closer to 30 years if tech decides to go in that direction which itself isn’t guaranteed.
Not if you don’t wear a sensor on or in your head
In less than 10 years some type of implant will be mandatory.
Doubt
At an absolute minimum 20. We aren’t seeing any useful systems that work on any scale at all yet. The iphone made smart phones pseudo mandatory but they were preceded by decades of development with several generations of usable devices. If I had to guess it’s probably closer to 30 years if tech decides to go in that direction which itself isn’t guaranteed.
Care to explain?