Soulskill from the sure-thing-sweetheart dept.
An anonymous reader writes "After having Wine to run Windows binaries on Linux, there is now the Darling Project that allows users to run unmodified Apple OS X binaries on Linux. The project builds upon GNUstep and has built the various frameworks/libraries to be binary compatible with OSX/Darwin. The project is still being worked on as part of an academic thesis but is already running basic OS X programs."
It appears that PL/I (and its dialects) is, or will be, the most widely
used higher level language for systems programming.
-- J. Sammet