Update README

README.md

@@ -3,23 +3,20 @@
 ### Please note that this won't work without Spotify Premium because Spotify limits web API access to non-free accounts.
 ### This also requires you to have set up [mopidy-spotify](https://github.com/mopidy/mopidy-spotify) in order to play spotify tracks.
 
-* Run `pip install --user .` in this repo.
+* Run `pip3 install --user .` in this repo.
 
 * Go to [https://developer.spotify.com/dashboard/applications](https://developer.spotify.com/dashboard/applications) and create an application. Call it whatever you want.
 
-* Create a `.env` or `.envrc` file with contents like this, put it wherever you
+* Go to "Edit Settings" in your newly created app, then add
-  want.
+  `http://localhost:8080`
+  as a redirect URI and hit "Save" (You may choose a different one by setting
+  `SPOTIPY_REDIRECT_URI` in your environment)
 
-```
+* Find your spotify username [here](https://www.spotify.com/us/account/overview/)
-export SPOTIPY_CLIENT_ID='YOUR_CLIENT_ID'
-export SPOTIPY_CLIENT_SECRET='YOUR_CLIENT_SECRET'
-export SPOTIPY_REDIRECT_URI='http://localhost'
-export SPOTIFY_USERNAME='YOUR_SPOTIFY_USERNAME'
-```
 
-* You can find the values for `SPOTIPY_CLIENT_ID` and `SPOTIPY_CLIENT_SECRET`
+* Now you can run `spotsync -H my_mpd_host -P 6600 where `my_mpd_host` is the host you
-  on the page for your application that you just created.
+  are running MPD on (host defaults to `localhost` and port defaults to 6600 if you do not include it)
 
-* You can find your spotify username [here](https://www.spotify.com/us/account/overview/)
+* You will be prompted to grant permission to the app, once that's done, it
-
+  will cache the credentials locally and you should be able to just run
-* Now you can run `spotsync` with your `.env` file sourced (e.g. `source .env`)
+  spotsync.