You can get a dirt cheap 56gbps infiniband card today and connect it to your laptop via a thunderbolt riser. 100gbps is not dirt cheap but it exists today and

You can get a dirt cheap 56gbps infiniband card today and connect it to your laptop via a thunderbolt riser. 100gbps is not dirt cheap but it exists today and definitely cheaper than the first 120gbps USB cards when they’re released.