There's some hope of smaller SRAM in the future - https://raaam-tech.com/technology/ is a three-transistor SRAM.
It's not quite SRAM, it needs to be refreshed like DRAM. That's the main downside compared to SRAM but it's still very interesting.
alt Hacker News
It's not quite SRAM, it needs to be refreshed like DRAM. That's the main downside compared to SRAM but it's still very interesting.