If it is a April's Joke is is very cruel one for us ;)
http://searchdatacenter.techtarget.com/
Should IBM consider a return of OS/2?
"A systems integrator close to the computing giant swears there's a move afoot inside IBM to reintroduce the operating system -- revered by some, reviled by many --before it faded out more than 10 years ago. He has heard this from inside Big Blue itself...."
Article by Barbara Darrow.