chore: comment

src/dev/ytForceShowVideoTime.js

@@ -1,6 +1,7 @@
 // caveats:
 // only works once for some reason (should be enough tho)
 
+// needed because otherwise YTM errors out - see https://github.com/Sv443/BetterYTM/issues/18#show_issue
 const view = unsafeWindow ?? window;
 
 const player = document.querySelector("#movie_player");