Explore the hardware design process of the OHMC2022 Rockling & Swag Badge and OHMC close in this humorous and self-deprecating 30-minute conference talk from linux.conf.au. Dive into the speaker's unconventional approach to engineering, covering topics such as electromagnetism, FPGAs, and KiCAD. Learn about the design philosophy, functional blocks, and challenges faced during the creation of these badges. Discover insights on antenna design, power sequencing, and PCB layout. Gain a unique perspective on hardware development through this entertaining presentation that blends technical knowledge with witty commentary on the engineering process.