Discovering and confirming the presence of hidden hydrothermal resources can be expensive and risky. New advanced technologies and better geoscience data and approaches can minimize these uncertainties from the start, by more accurately identifying viable resources. This reduces the financial risk associated with exploration drilling and increases the likelihood of a successful project.

Identifying high-quality hydrothermal resources ensures a more consistent and powerful energy output. Higher temperature resources, for instance, can generate more electricity per unit of fluid extracted, improving the overall efficiency and economic return of the power plant. Better injection and production index > better flow > more mass, more energy.

Properly managed hydrothermal resources can sustain over time through natural processes, using injection in the down-flow area of fault zone, which stimulates the up-welling part of the hydrothermal system. By understanding and managing these dynamics, we can sustain the productivity of a geothermal field over a longer period, enhancing the economic viability of the project. 

With a good understanding of the hydrothermal system, operators can optimize the extraction of heat without depleting the resource. This involves controlling the rate of fluid flows and re-injection to maintain reservoir pressure and temperature, which ensures a steady production rate and prolongs the life of the resource.

Overall, identifying and effectively managing large hidden hydrothermal regenerative resources can lead to more predictable and lower-cost geothermal power generation, making it a more attractive investment compared to other renewable energy sources that might have higher variability and dependency on external conditions like sunlight or wind.