teachyoutruth on Instagram: "The post features a 13-second video of a white LED hourglass gadget displaying green pixelated "sand" flowing between bulbs, placed on a wooden table with plants and a speaker, evoking a cyberpunk aesthetic. - This device mimics traditional hourglasses using an 8x8 LED matrix and sensors for flip-activated animations, similar to the $27.99 Bloepum model on Amazon, which offers adjustable timers from seconds to hours for desk or kitchen use. - Posted on January 30, 20