Abstract: The disclosed computer-implemented method may include one or more multi-purpose connectors, one or more microfluidic devices, systems and methods for securing board-to-board connections, one or more embedded micro-coaxial wires in one or more rigid substrates, one or more miniature, micro-coaxial-to-board interconnect frogboards, and/or one or more artificial reality applications thereof. Various other methods, systems, and computer-readable media are also disclosed.