Tech companies showed quirky gadgets and new ... that can reduce snoring and mirrors that can detect your mood to transparent televisions and car mirrors that track your eyes.

But now, in 2021, you can also see right through them. Although transparent TVs seem like a cool-but-unnecessary technology, industry experts say they are something we could see more in public ...

Tech: 10 gadget gift ideas to help you tech the halls this year The 10-inch-deep display screen remains transparent when you don't want to watch programming. That makes it easier to place in the home.