pitch basically boils down to 'just change one line and it works' which sounds too good to be true, but if they actually pull it off at 100k-chip scale, that's genuinely a big deal
From the text of the blog post: "Portability doesn't eliminate hardware realities, so TorchTPU facilitates a tiered workflow: establish correct execution first, then use our upcoming deep-dive guidelines to identify and refactor suboptimal architectures, or to inject custom kernels, for optimal hardware utilization."