You're at the airport. Security takes 90 minutes. Every line is the wrong line. Where's the bottleneck and why hasn't anyone fixed it?
The bottleneck isn't the scanners or the staff—it's that every single traveler must complete the exact same serial process, and nobody gets fired for making you wait, but everyone gets fired if one person gets through.
I see this all the time. People think the problem is hardware—buy more scanners, hire more agents, widen the lanes. That's like thinking you speed up a CPU by adding more transistors without fixing the instruction pipeline. The real bottle...