Universal Display Corp (OLED)

[Watson9]

Interesting article about QLEDS but it does sort of go against your point of OLED having lifetime issues.
One of the last sentences is "The biggest challenge facing QLEDs, especially after this efficiency milestone, is in the reliability or lifetime of the devices," Coe-Sullivan said. "While current devices do live long enough for some niche applications, they are not generally sufficient for mainstream market introduction."