I Built a $3 Rubber Ducky

If you've ever watched a hacker movie and seen someone plug in a USB and own a machine in seconds — that's not Hollywood magic. That's a Rubber Ducky. And I built one for under ₹150. What Even Is a Rubber Ducky? What I Used DigiSpark ATtiny85 — ₹120–150 on Amazon India That's it. No soldering. No sp