Does this mean that highyield bonds are over-valued? (likely), that Treasury bonds are over-valued, since highyield bonds are priced as a spread above Treasuries? (very likely), and that highquality stocks in a universe of mostly overvalued liquid assets are relatively cheap? (likely).
Improvements have been made in image quality with the newer OLED technology, but high manufacturing costs, yield limitations and limited lifetime make it expensive and challenging for all but the smallest devices.