[adiabatichottub]

I have an older workstation with no NVMe sockets. You can find 4 socket NVMe PCIe cards that let you bifurcate a 16x PCIe socket into four 4x NVMe sockets. Great way to make a local flash ZFS pool.

https://www.ebay.com/sch/i.html?_nkw=Asus+Hyper+M.2

I still have to boot off a SATA SSD.