The article questions if NPV accurately shows how efficient a project is. It looks at how NPV may not always reflect a project's true profitability. By analyzing different project cash flow scenarios, it shows that some unprofitable projects can still have a positive NPV, especially those with long-term loans and quick returns on investments. This happens because costs are included in the calculations and can increase the apparent profitability when discounted. The article suggests a new indicator for evaluating project efficiency.