881: Beyond GPUs: The Power of Custom AI Accelerators, with Emily Webber

Long-form interview about Webber's work at AWS Annapurna Labs — the Nitro System, how Trainium2 became AWS's most powerful AI chip, choosing between Trainium and Inferentia, AWS Neuron for PyTorch/JAX, and what kernels mean for AI chips. Video version at https://www.youtube.com/watch?v=Rf3TYT7GTew (clips also published separately by the show).