Violet has introduced an interesting computer peripheral called the Mirror that is an RFID reader for home users. You apply RFID tags to everyday objects, program their actions, and when waved over the mirror, the actions are run from the computer.
When I first saw the following video, I was skeptical–their initial use cases in the video seemed silly. But around 3:10 in the video, it starts to look really useful, especially for certain populations like older adults. Imagine a tag on a medication bottle that tells you when you last took your medication and when you next need to take it.