> The problem is as you can imagine, how to built 8M ( 4K Resolution ) pixel / MicroLED at mass scale, Samsung has a key know-how. They been researching GaN on

> The problem is as you can imagine, how to built 8M ( 4K Resolution ) pixel / MicroLED at mass scale, Samsung has a key know-how. They been researching GaN on glass continuously since 2008. They first got something resembling a decent emitter through a practical process back in 2011-2012. Imagine where they are now.