As a side note: while the O in OCuLink does stand for optical that variant is not in use. Every OCuLink connector and cable are just ordinary copper interconnec

As a side note: while the O in OCuLink does stand for optical that variant is not in use. Every OCuLink connector and cable are just ordinary copper interconnection. Meanwhile Samtec has PCIe active optical cables, they have had them since 2012, it's a very niche application currently.