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When a thief improves stolen property, can he force the victim to accept it back? Rashi (רש"י) on Bava Kamma 66a holds shinui koneh gives the thief an option—he may return the improved object rather than cash. The shiur demonstrates this from the Gemara (גמרא)'s language "damim ba'alma meshalam," suggesting money is a lesser payment than the improved object itself.
This shiur analyzes a complex Rashi (רש"י) on Bava Kamma 66a addressing the law of shinui koneh—when a change in stolen property effects acquisition. The Gemara (גמרא) derives from the verse "v'heishiv es ha'gezeilah asher gazal" that if the object remains "kein shegazal" (as it was stolen), it must be returned; otherwise, the thief pays monetary value instead. Rashi's explanation presents a fundamental difficulty: he interprets "sheinu ikena" (change effects acquisition) as referring specifically to "sheinu biyadayim"—changes made by human hands. This seems counterintuitive, as the Gemara elsewhere recognizes changes that occur naturally (shinui me'meila) as also creating acquisition. Furthermore, when the Gemara states that without the special verse one would return the object but with the verse "damim ba'alma meshalam" (mere money he pays), the language implies paying money is giving less than returning the object—which only makes sense if we're discussing an improved object.
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Bava Kamma 66a
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