Donovan Cline
From Speedsolving.com Wiki
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Donovan Cline is an American cuber best known as the founder and general manager of Lubix Cube, a company manufacturing the silicone lubricant of the same name.
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Donovan Cline is an American cuber best known as the founder and general manager of Lubix Cube, a company manufacturing the silicone lubricant of the same name.