Complex sentence: The program had an influence on its authors's careers, particularly Samson's, as well as on the history of software in that its users broke from artisanal craftsmanship to become computer users.
Split into simpler sentences: The program had an influence on its authors's careers, particularly Samson's. It is also important in the history of software in that its users broke from artisanal craftsmanship to become computer users.