The following registry edit will put a context menu (right click) item which will drop you into the CLI at the directory you are looking at in Windows Explorer.

1. navigate the registry
   key = HKLM\SOFTWARE\Classes\Directory
   
2. create the following key
   
   • name = "msdos"
   • value = "DOS &PROMPT"
3. create another key under the "msdos" key
   
   • name = "command"
   • value = "command.com /k %1"