The famed IBM "Future Systems" project (to replace the S/360-descended mainframe architecture) was a failure, but it survived by evolving into System/38, then AS/400, later renamed to i5/OS and now IBM i. Hardware-based capability security was part of the architecture.
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The famed IBM "Future Systems" project (to replace the S/360-descended mainframe architecture) was a failure, but it survived by evolving into System/38, then AS/400, later renamed to i5/OS and now IBM i. Hardware-based capability security was part of the architecture.