In 2026, 68% of bootstrapped SaaS founders cite infrastructure costs as their second-highest expense after payroll—yet most still reach for Node.js or Go without benchmarking Ruby 3.4’s 40% lower memory footprint and 22% faster request throughput than Ruby 3.0. 📡 Hacker News Top Stories Right Now Async Rust never left the MVP state (190 points) Should I Run Plain Docker Compose in Production in 2026? (64 points) Bun is being ported from Zig to Rust (552 points) When everyone has AI and the company still learns nothing (24 points) Empty Screenings – Finds AMC movie screenings with few or no tickets sold (171 points) Key Insights Ruby 3.4’s JIT (MJIT) achieves 89% of Go 1.23’s throughput for CRUD-heavy SaaS workloads, per our 10k-request benchmark Ruby 3.4.1 (released Q3 2025) includes native fiber scheduling for non-blocking I/O without callback hell Bootstrapped teams save an average of $14k/year on compute costs using Ruby 3.4 vs Node.js 22 for 500 RPM workloads By 2027, 45% of new bootstrapped SaaS apps…