Apparently his justification was that he didn't consider what happened to have been "sexual relations," because he hadn't been what one might call an active participant.
The far extreme of evasion, certainly, but the narrowness of his definition of "sexual relationships" seems in the same ballpark as the narrowness of Microsoft's definition of "copy."
I think Clinton's actions were well within the common-language definition of "sexual relations". I don't think the Google "experiments" showed anything about Bing's behavior that falls within the common-language definition of "copy".
The far extreme of evasion, certainly, but the narrowness of his definition of "sexual relationships" seems in the same ballpark as the narrowness of Microsoft's definition of "copy."