Here's Why You Can't Find Fingerlings: How a Company Engineered the Perfect Viral Holiday Gift

You’ve seen Fingerlings. They’re the colorful monkey, sloth, or unicorn clinging to all those prepubescent fingers. Their sensors and AI allow them to react to gestures and sounds, so they can chat, kiss, snore, and even fart. They’re a hell of a lot cooler than a fidget spinner and at $15 they’re about the same…