Maybe Qwiic=Quad Wire IIC?
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Quick Wire II C ?
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Mostly a fun synonym that sounds like “Quick”, but Quad Wire I2C, with rapid/quick connectivity, would be my supposition
Has better density than the Grove Connectors
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It’s a portmanteau from “Quick i2c” 
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As a former Philips Component / Semiconductors guy I also appreciate the “ICK” for I2C…
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