Regarding the info in the articles above.
Many say that the screen is made by Samsung, in which case it would likely be a PLS panel, not IPS. Both describe specific technologies, not copyrighted marketing names.
TFT LCD - Wikipedia, the free encyclopedia
I found the idea of using a microscope to determine internal electro-chemical compositions, ummm, interesting, to say the least.
And saying LCD vs IPS vs AMOLED is exactly like saying Chevrolet vs Corvette vs Ford.