Fine-tuning Meta’s Llama 4 70B on 8xNVIDIA A100 80GB GPUs delivers 4.2x higher throughput in Rust 1.85 than Python 3.13 when using optimized kernels, but Python slashes development time by 68% for teams without systems programming expertise. 🔴 Live Ecosystem Stats ⭐ rust-lang/rust — 112,492 stars, 14,904 forks ⭐ python/cpython — 72,558 stars, 34,542 forks Data pulled live from GitHub and npm. 📡 Hacker News Top Stories Right Now A couple million lines of Haskell: Production engineering at Mercury (228 points) This Month in Ladybird – April 2026 (340 points) Dav2d (484 points) Unverified Evaluations in Dusk's PLONK (24 points) Six Years Perfecting Maps on WatchOS (302 points) Key Insights Rust 1.85 + CUDA 12.4 achieves 128 samples/sec throughput for Llama 4 70B LoRA fine-tuning on 8xA100, vs 30 samples/sec for Python 3.13 + PyTorch 2.5 Python 3.13’s improved JIT (Pyston-like optimizations) reduces per-epoch time by 18% over Python 3.12, but still trails Rust by 76% on throughput Total cost for 10 epochs of…