You walk into a grocery store and pick up eggs. No smartphone? No problem. You swipe your hand across a reader, and the amount is deducted from your bank account.
If that sounds far-fetched, you obviously haven’t been to Sweden recently, where thousands of people have reportedly had chips implanted in their bodies.
For more, see: https://www.foxnews.com/tech/are-you-ready-for-a-chip-implant