That looks like it would be an absolute hoot to experiment with, but I don't know what I could possibly do with one that would generate a return on $150K. What would you do?
In some circumstances making a hedge fund model 0.001% better would return 10x that.
John Carmack tweeted about buying one a while back. I'm not sure if a DGX on your desk does anything for working with ML at the bleeding edge, though, since those all run on megaclusters of A100s or TPUs.
https://www.nvidia.com/en-us/data-center/dgx-station-a100/