The article discusses the persistent issue of limited flight times in small multicopters, despite advancements in various sectors utilizing drones. It criticizes the battery industry for its lack of innovation and failure to significantly improve flight durations since 2016. The author suggests that drones powered by traditional fuel engines connected to generators or hydrogen fuel cells could offer longer flight times and reduced emissions, addressing the challenges posed by short battery life and the environmental impact of lithium mining. The potential of hybrid powerplants and hydrogen fuel cells to revolutionize uncrewed aviation is praised, with companies like Parallel Flight Technologies and Hylium Technologies leading the way in developing sustainable drone technology. The article also mentions regulatory advancements like the upcoming Part 108, which could enable missions with longer durations and increased capabilities. Overall, the sentiment towards hydrogen as an alternative energy source for drones is positive, highlighting its potential to enhance the efficiency and sustainability of uncrewed aviation.