Microsoft the World's Most Powerful software company releases any software after the various years of test. First they launch them in beta version that if any bug retains they will find it and try to sort out it. But still here are three bugs in Microsoft Notepad, Microsoft Word and Microsoft Directory Structure. When first I come to know about these facts I think that this is just a joke but I give them a Try so found this is incredible. Check out All three Bugs in Microsoft's Programming.