well, all i can say about that is bitcoin is going to be LEFT BEHIND if it clings to some type of small block sizes when consumer hard drives end up being 250 TB in size.

Hard drives aren't dead yet as Seagate demos new multi-layer 3D magnetic tech with potential for 240TB capacities
https://www.pcgamer.com/hardware/graphics-cards/hard-drives-arent-dead-yet-as-seagate-demos-new-multi-layer-3d-magnetic-tech-with-potential-for-240tb-capacities/

How would bitcoin continue to justify itself with only 400mb per year when people have 240TB hard drives? I just don't think it could.