(Note: I don't use this. I just tried to understand it while looking at
it for someone else. Perhaps if I used it things would be clearer.)
The doc string says that the value is a list of directories. But the
default value is a list of directories, but including the symbol
`tramp-default-remote-path' as the head of the list. That symbol
doesn't look like a directory. How is a user to understand this?
In GNU Emacs 24.5.1 (i686-pc-mingw32)
of 2015-04-11 on LEG570
Windowing system distributor `Microsoft Corp.', version 6.1.7601
Configured using:
`configure --prefix=/c/usr --host=i686-pc-mingw32'