No, this toothbrush doesn't have artificial intelligence

Every year, the marketing arm of the tech industry huddles around a simmering cauldron of PR gumbo and fishes out a single word or phrase that will embody the hope — and hype — of the latest generation of gadgets. Previous examples have ranged from the charmingly vague (the “Internet of Things”) to the idiotic (the use of “smart” as a catch-all modifier) and the merely hopeful (“3D TVs” were doomed from the start really.) In 2017, though, you shoul