Update README.md with shorts filter

README.md

@@ -21,6 +21,8 @@ This is done using Google Sheets for interface, Google Script + Youtube API v3 f
 
 - Remove videos in the playlists that are older than a certain number of days before the execution of the script (optional).
 
+- Remove videos less than 1 minute in length (shorts)
+
 ### (Extra) Scripts to easily remove multiple items from a youtube playlist [here](./removeVidsFromPlaylist.md)
 
 # Where to get help
@@ -51,7 +53,9 @@ If you ran into problems, here are some of the possible sources for solutions:
       - Playlist ID (last part (after `?list=` in `https://www.youtube.com/playlist?list=PLd0LhgZxFkVKh_JNXcdHoPYo832Wu9fub`)
       - `ALL`, to add all new videos from all of your subscriptions
       - NOTE: custom URLs cannnot be used (i.e. the last part of `https://www.youtube.com/c/skate702`). Please get the channel's ID as described in the Troubleshooting section under `Cannot query for user <USERNAME>`
+    - Optionally add a number of days in column C. The playlist in this row will not be updated until that many days have passed.
     - Optionally add a number of days in column D. Videos in the playlist that have been published that many days before are going to be removed from the playlist.
+    - Optionally add `No` to column E to remove all new videos under 1 minute in length from being added to the playlist.
 
 3. Run the script:
       - In Sheet's menu: `YouTube Controls` / `Update Playlists`