The volume of "layers" in an SSD has been a driving force in bringing prices down recently. SSDs (along with the NAND flash memory modules they're made from) have observed lots of innovation in the last fifty percent-10 years, and one of those technologies is called 3D NAND. Sewage https://www.bloglovin.com/@joaolsilveira/which-ssds-are-compatible-with-playstation