That’s right. In the past, for read-only data, I’ve used a disk file and relied on the the OS page cache to keep it performant. For read-write, using a raw fi

That’s right. In the past, for read-only data, I’ve used a disk file and relied on the the OS page cache to keep it performant. For read-write, using a raw file safely gets risky quickly. And alternative languages with parallelism runs rings around python. So getting rid of the GIL and allowing parallelism will be a big boon.