Explore physical computing with the RaspberryPi in this 44-minute conference talk from GOTO Aarhus 2012. Learn about Quick2Wire's journey in developing hardware and software for novice hobbyists and schools. Discover the design of Quick2Wire hardware, which simplifies attaching multiple external devices, and their Python API for easier programming. Gain insights into performance, IO pins, serial IO, SPI interface, software development, API design, software structure, concurrency, and practical applications like paper scanners. Understand the challenges of balancing software and hardware development, meeting market needs, and motivating learners in the world of physical computing.