NAND so it begins: Micron mounts head-on attack against 10K disks
https://www.theregister.co.uk/2018/11/07/micron_mounts_headon_attack_against_10k_disks/
Micron has started shipping its 2.5-inch 5210 ION flash drive, positioning it as a 10,000rpm disk drive replacement offering much better read access performance for more or less the same price.
The drive was first announced in May.