from PopSci: ⇦ Video at source
The 80-microns-thick (that’s 80 millionths of a meter, or about as thick as a human hair) full-color display can be rolled up and unfurled repeatedly without degrading picture quality.

It was made possible by a breakthrough in OLED tech, in which Sony researchers created organic thin-film transistors with 8 times the performance of conventional OTFTs.
