There's talks about HBF. F for Flash -- HBM packaging and bus width, but using NAND memory. e.g. https://www.sandisk.com/company/newsroom/press-releases/2026/2

There's talks about HBF. F for Flash -- HBM packaging and bus width, but using NAND memory. e.g. https://www.sandisk.com/company/newsroom/press-releases/2026/2026-02-25-sandisk-and-sk-hynix-begin-global-standardization-of-next-generation-memory-solution-high-bandwidth-flash-hbf https://www.sandisk.com/company/newsroom/press-releases/2026...