Its easier to locate a misplaced or lost mobile phone with a missed call. I often feel that, what if other gadgets like a watch, wallet, ID cards, Debit/credit cards, expensive jewelry or anything valuable that we often misplace had the technology of receiving calls, wouldn't it make our life much easier locating them? Will we see this kind of inventions anytime soon?
What gadgets or things would you want to have such a facility on?
What gadgets or things would you want to have such a facility on?
