http://www.classicshell.net/forum/viewtopic.php?f=4&t=8147
The author writes:
>There were few factors that led to my decision:
>1) Lack of free time. I have other hobbies that demand my time, some related to software and some not. It requires a lot of effort to add new major features to Classic Shell and keep it relevant. Even keeping it running on newer version of Windows is a lot of work. That leads me to point #2
>2) Windows 10 is being updated way too frequently (twice a year) and each new version changes something that breaks Classic Shell. And
>3) Each new version of Windows moves further away from the classic Win32 programming model, which allowed room for a lot of tinkering. The new ways things are done make it very difficult to achieve the same customizations
The shitty start menu was one of many reasons windows fans keep using older versions, and this seems to be the most popular menu replacement. I hope losing this alternative will keep people from switching to Win 10 in the future.