In Microsoft's formal announcement, Sneath wrote: "Only a few hundred people have attained the certification in the last few years, far fewer than we would have hoped. We wanted to create a certification that many would aspire to and that would be the ultimate peak of the Microsoft Certified program, but with only about 0.08 percent of all MCSE-certified individuals being in the program, it just hasn't gained the traction we hoped for."
Why the Microsoft Certified Master program had to end | Microsoft Windows - InfoWorld