Wall Street Journal Best of CES 2019 : The Craziest and Coolest New Technologies That Might Even Matter

The first days of January were brightened again by the annual electronics and innovation circus called CES. Our tech team ventured to Las Vegas to find clues about the future. Our roundup of the show’s best (and weirdest) isn’t filled with things you’re likely to own—or necessarily even want—but they all point to trends on the horizon that we’re keen to follow. 

https://graphics.wsj.com/image-grid/best-of-ces-2019/7915/safe-zone-gunfire-detector