Commercial software’s must be bought to be utilized. This software’s are not free like free software which are available on the internet. For Example, a person should buy Microsoft Windows XP to be able to use it.
The entire opposite of the professional software package could be freeware. Due to changes in the computer industry in the 1970s and 1980s, software slowly became a commercial good by itself. In 1969, IBM, under threat of antitrust litigation, led the industry change by starting to charge separately for (mainframe) software and services, and ceasing to supply source code. In 1983 binary software became copyrightable by the Apple vs. Franklin law decision
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Martin Cooper (inventor) Inventing handheld cellular mobile phone Making world’s first handheld cellular mobile phone call. Martin “Marty” Cooper (born December 26, 1928) is an American engineer.