There was also the issue of "viral pricing". As the application was grown as a extension of the image, people were supposed in some schemes to not only pay for

There was also the issue of "viral pricing". As the application was grown as a extension of the image, people were supposed in some schemes to not only pay for their own copy, but also for every copy of the software they wrote and shipped to customers, as it piggybacked on the original image. While free software thrived on copyleft, the first Smalltalks withered on "payleft".