For Linux it's IME not BSODs, but deficiencies in desktop usage situations. A CPU and I/O scheduler that causes sound stuttering (now better than five years ago

For Linux it's IME not BSODs, but deficiencies in desktop usage situations. A CPU and I/O scheduler that causes sound stuttering (now better than five years ago), or my favorite... CDs with read errors can hang much of the user interface forever and effectively require a restart. Not even mechanically force-ejecting the CD helps. It is AFAIK not due to programming errors in the UI - processes become unkillably stuck. Fortunately it isn't very relevant anymore. It may even have been fixed and I haven't noticed.