https://wccftech.com/toshiba-develops-96-layer-bics-flash-with-qlc-technology-mass-production-in-2019/

Toshiba Memory Corporation, the world leader in memory solutions, today announced that it has developed a prototype sample of 96-layer BiCS FLASH, its proprietary 3D flash memory, with 4-bit-per-cell (quad level cell, QLC) technology that boosts single-chip memory capacity to the highest level yet achieved.

Toshiba Memory will start to deliver samples to SSD and SSD controller manufacturers for evaluation from the beginning of September and expects to start mass production in 2019.