With the subsidies for traditional solar and wind power coming to an abrupt end due to the Big and Beautiful Act (OBBBA), the market's attention has turned to more disruptive next-generation technologies. Green hydrogen, advanced small modular reactors (SMR), and long-term energy storage were once seen as the ultimate solution to achieving net-zero emissions. However, in a new era that places greater emphasis on cost-effectiveness and market returns, these technologies will face the harsh test of moving from the laboratory to commercialization. Can their high upfront investments and still-developing business models withstand the test of market reality? This article will assess the development potential of these emerging technologies and analyze whether they will become the next growth engine or just a dazzling dream in the market competition after 2025.