In a wristwatch imagine the battery is in the strap and there's a medical sensor in there connected to the internet. If someone is monitoring that they could phone up if the user has forgotten to take some medication. This could save hundreds of dollars in medical fees later. What's missing? It's a stable battery.
The West has been able to bring Afghanistan a much better health service better education better roads a better economy though some have benefited more some have benefited less from that economic well-being in Afghanistan.