As we can clearly see, AI has a ways to go. UDC does not remain a private company - Universal Display (OLED) is a publicly traded company and was at that time they enlisted the help of GS.
They can't or they would have by now. This would let the cat out of the bag it's a huge scam. That's why they have to use loan shark grey market financing the likes of LPC and Roth. The low information retailers are easier to pull the wool over and keep the story going in perpetuity while insiders cash paychecks, sell options, take bonuses, and use company perks to travel the globe.