It’s now easy enough to find a laptop with a spiffy, super-vibrant OLED screen. But two OLED screens at once? That’s the stuff of science fiction — and, well, Lenovo’s weird Yoga Book 9i. But if you’re looking for a more conventional laptop design with a keyboard that just happens to go double-barrel on the screens, then GPD’s Duo is just that. And right now, you can place an order for the GPD Duo on Indiegogo, with a starting price tag of $1,275. (GPD is a Chinese hardware company that’s best known for its handheld gaming gadgets, but it’s been branching out into standard laptops over the las…