content: Add note about write-filename-in-watch-later-config to post 20

1 files changed, 8 insertions, 0 deletions

diff --git a/content/20/index.md b/content/20/index.md
index ac90ad1..fbc99c1 100644
--- a/content/20/index.md
+++ b/content/20/index.md
@@ -26,6 +26,11 @@ After a while of using this you might amass more than a couple of unfinished
 videos that `mpv(1)` knows about, but what it sadly does not provide is an easy
 way to show you which videos those are...
 
+Whilst you can set
+[`write-filename-in-watch-later-config`](https://mpv.io/manual/stable/#options-write-filename-in-watch-later-config)
+and have `mpv(1)` save filenames and URLs in its watch later entries, quickly
+finding them is another story.
+
 This is where a shared effort between my partner
 [nortti](https://ahti.space/~nortti/) and me comes in:
 [`later(1)`](https://git.oriole.systems/later/about/). It is a small Python
@@ -56,3 +61,6 @@ simply copy the script into a directory in your `$PATH` (and the manual into
 ```
 $ PREFIX=~/.local make install
 ```
+
+Do note that for `later(1)` to work correctly, the aforementioned
+`write-filename-in-watch-later-config` setting needs to be set.