This $149 digital candle uses AI to accurately simulate a flickering flame

After engineering a flexible version of Tetris that could be wrapped around a magazine, Kevin Bates' latest creation is a digital candle that uses a custom AI model to accurately simulate the appearance of a flickering flame across a grid of LEDs. It's a far cry from the types of devices Bates is typically known for, including the Arduboy , but paying $79 for a credit card-sized handheld that can…