When I went through Eliot's excellent tutorial, I decided to try to push forward with the latest-and-greatest version of Postgres to troubleshoot the directions with the newer version (the 64-bit Version 9.6.1.1 x64 Windows installer).
But first I had cleanup to do. I had mistakenly assumed that I was running postgresql under WSL and installed some packages. I removed them to make sure I didn't end up with collisions over Linux and Windows binaries sharing the same name in $PATH.
➜ ~ sudo apt-get remove postgresql
Reading package lists... Done
Building dependency tree
Reading state information... Done
The following packages will be REMOVED: