Note: The explorer.exe file is located in the folder C:\Windows. In other cases, explorer.exe is a virus, spyware, trojan or worm! Check this with Security Task Manager.
Snot, im not gonna trust that site because:http://www.neuber.com/taskmanager/process/explorer.exe.html
Uhm, I dunno if it disappearing is good, but I know that it's bad.