Does nvme actually mean anything here over m.2/sata? Is the Pi able to really use all that bandwidth? Also, plugging in the NVME over USB3 makes them show up a

Does nvme actually mean anything here over m.2/sata? Is the Pi able to really use all that bandwidth? Also, plugging in the NVME over USB3 makes them show up as /dev/sdx devices (not /dev/nvme0x)? Is USB3 still allowing a PCI bus lane connection? I thought you needed a thunderbolt connect for that.