Dask, while great, doesn't solve this problem at all. You still need some way to load the data. And for that Dask supports Zarr, and HDF5, and pre-existing arr

Dask, while great, doesn't solve this problem at all. You still need some way to load the data. And for that Dask supports Zarr, and HDF5, and pre-existing arrays (where mmap() comes in), and a few other formats: https://docs.dask.org/en/latest/array-creation.html# https://docs.dask.org/en/latest/array-creation.html#