Hirohito Kuromaru

Hey PH 👋 Quick story. In 2010 there was this Japanese app called Indian Calc Master, made by a small studio called PandraHouse. It taught you to do mental math the Vedic way — stuff like 87 × 13, in your head, in a few seconds. I was a kid when I downloaded it. It wrecked my brain in the best way. I'd do problems at the dinner table just to freak my parents out. The app's been gone for years....