OS2 is mentioned in an article at Linux News regarding Microsoft's New OSS Strategy, What's Cool at Computex, HTC Touch Trumps iPhone:
"IBM had internal studies -- I know this because I did them -- that indicated its strategy with OS/2 simply wouldn't work. Yet it ignored all evidence to the contrary and killed OS/2 years before Windows NT, Microsoft's true competitive offering -- basically a clean room version of OS/2 -- could get to market."
Full article can be found at Linux News.