https://flowline.fly.dev/blog/ Notes from building a factory simulator — measured results from an idle factory game, and what they mean for anything else that runs a queue. en https://flowline.fly.dev/blog/high-utilization-slows-you-down https://flowline.fly.dev/blog/high-utilization-slows-you-down Thu, 20 Aug 2026 00:00:00 GMT A measured buffer sweep from a factory sim — 8% more throughput cost 25× the cycle time. Kingman, Little’s Law, and what both mean for software teams.