- Shorthand for "keep software simple" - a twin-engined plane has more engine problems than a single-engined plane.
: an old hacker phrase extended to electronic technologies based on the theory that the more complex the technical system, the likelier the chance of a component failure that brings down the whole enterprise; e.g., more engines, more chance for engine failure.
It tries to apply some manned-aircraft rules to the machines and their operators, even as it adopts those proven features of model airplane rules
. The proposal forgoes the opportunity to certify sUAS types and seeks only minimal operator certification, but also would require aircraft registration and displaying an N-number.