In this podcast episode, we explore the fascinating world of energy-efficient computing and the necessity for specialized hardware to address the shortcomings of traditional CPUs. We discuss different technologies like ASICs, FPGAs, and SIMD processing, highlighting their efficiency and the trade-offs involved in programming them. The conversation underscores the significance of architectural choices and introduces the Spatial programming language, which optimizes data movement and parallel computation. Ultimately, we advocate for a customized approach to boost performance across various computing environments.