It’s a Half-Life joke. The video game.

Same.

It’s also just syntactically wrong which may be what threw you off. Those double backslashes should be single backslashes if someone’s referencing a path at a drive letter. Windows will ignore the extra ones, though. C:\Windows\\\\system32 is a valid path, for example.

Death by snu snu? Not really how I wanted to go – unless it kills both of us.