I Bought NVIDIA's $4,000 'AI Supercomputer.' Then I Sold It.

The Pitch When NVIDIA announced the DGX Spark, a desktop box built on the GB10 chip with 128GB of unified memory, I was exactly the target audience. I run local inference for a side project that processes domain-specific documents, the kind where nuance matters and getting a detail wrong has consequences. My pipeline generates N candidate summaries in parallel, then runs each one through multiple…