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Unlocking the Rarity of Intelligence
This chapter introduces the hard locks idea, proposing that the evolution of intelligence in civilizations occurs at rare intervals due to the necessity of overcoming complex evolutionary milestones. It delves into the specific conditions required for life to emerge, the potential hazards of various types of stars, and the unique characteristics of our solar system that may impact life. Additionally, the chapter explores the concept of panspermia and the implications of humans potentially contaminating extraterrestrial environments during exploration.