You can extend this point to the first wide-ranging standardization efforts. Those plaques and part numbers were mandated to facilitate not openness, but intero

You can extend this point to the first wide-ranging standardization efforts. Those plaques and part numbers were mandated to facilitate not openness, but interoperability. https://en.wikipedia.org/wiki/United_States_Military_Standard https://en.wikipedia.org/wiki/United_States_Military_Standar...