"IBM vs Memorex": Memorex created a disk drive that was plug compatible with IBM mainframes. IBM of course refused to support any system that dared to use thes

"IBM vs Memorex": Memorex created a disk drive that was plug compatible with IBM mainframes. IBM of course refused to support any system that dared to use these drives. And sued Memorex for copying their design. Memorex counter-sued. This all forced the court to rule that reverse engineering was permissible. https://www.computerhistory.org/storageengine/memorex-introduces-an-ibm-compatible-hdd/ https://www.computerhistory.org/storageengine/memorex-introd...