How Many Users Can a $12 Server Handle?

Open by naming a constrained or surprising setup that makes the challenge immediately understandable.

List the limited resources and state that the entire project depends on them.

Turn the setup into one simple, measurable question with a clear failure point.

Explain that the result will come from a real test rather than theory, estimates, or quick calculations.

Promise a concrete real-world test that pushes the system or method until it reaches its limit.

Add a second act by promising targeted changes and a measurable comparison after the first result.