update readme

README.md

@@ -4,23 +4,23 @@
 ![Build-Release](https://img.shields.io/github/actions/workflow/status/darkzoul5/YoutubePlaylistSync/build-release.yml?style=flat-square&label=Build-Release)
 ![Unit Tests](https://img.shields.io/github/actions/workflow/status/darkzoul5/YoutubePlaylistSync/unit-tests.yml?style=flat-square&label=unit-tests)
 
-A cross-platform tool for downloading and keeping in sync a local copy of entire YouTube playlists as MP3 or MP4 files, using [yt-dlp](https://github.com/yt-dlp/yt-dlp) & [ffmpeg](https://ffmpeg.org/).
+A cross-platform tool for downloading and keeping a local copy of YouTube playlists in sync as MP3 or MP4 files, using [yt-dlp](https://github.com/yt-dlp/yt-dlp) and [ffmpeg](https://ffmpeg.org/).
 
-Supports audio, video, or both download modes, music and videos are numbered as they are on your youtube playlist, playlist cleanup, and configurable parallel download options.
+It supports audio, video, or both download modes, keeps files numbered to match the playlist order, handles playlist cleanup, and exposes configurable parallel download options.
 Local-first YouTube playlist synchronization client.
 
 ## What's Included
 
-- GUI (PySide6 Essentials) playlist manager + sync runner
+- GUI playlist manager and sync runner built with PySide6 Essentials
 - Scanner (yt-dlp extract-only), diff engine, filesystem scan
-- Safe reordering via two-pass rename, recycle deletions
+- Safe reordering via two-pass rename and recycle deletions
-- Async download queue with simple retry (yt-dlp Python API)
+- Async download queue with retry support (yt-dlp Python API)
-- SQLite metadata (`last_sync`, download state)
+- SQLite metadata for `last_sync` and download state
 
 ## Requirements
 
-- If you download a `-ffmpeg` release: no extra dependencies
+- If you download a `-ffmpeg` release: no extra dependencies.
-- If you download a non-ffmpeg release: install `ffmpeg` and ensure it's on PATH (needed for `audio` and `both` modes)
+- If you download a non-ffmpeg release: install `ffmpeg` and ensure it is on PATH (needed for `audio` and `both` modes).
 
 ## Download
 
@@ -31,7 +31,7 @@ Download the latest release from this repo's Releases page and pick one:
 
 ## Configure
 
-Application uses a json config that canbe edited from UI or manually
+The application uses a JSON config file that can be edited from the UI or manually.
 
 ```json
 {
@@ -39,6 +39,14 @@ Application uses a json config that canbe edited from UI or manually
   "max_parallel_downloads": 2,
   "retry_max_retries": 2,
   "retry_delay_seconds": 1.5,
+  "delay_between_downloads_seconds": 0.0,
+  "ui": {
+    "tray": {
+      "close_to_tray": false,
+      "minimize_to_tray": false,
+      "start_minimized_to_tray": false
+    }
+  },
   "playlists": [
     {
       "url": "https://www.youtube.com/playlist?list=YOUR_PLAYLIST_ID",
@@ -60,18 +68,19 @@ Application uses a json config that canbe edited from UI or manually
 `download_mode`:
 
 - `video`: download playlist videos as `.mp4` (no ffmpeg required)
-- `audio`: download video, extract `.mp3`, delete the video file
+- `audio`: download the video, extract `.mp3`, and delete the video file
-- `both`: download video, extract `.mp3`, keep both files
+- `both`: download the video, extract `.mp3`, and keep both files
 
 Queue / retry:
 
 - `max_parallel_downloads`: number of concurrent download workers.
 - `retry_max_retries`: how many times a failed download job is retried.
 - `retry_delay_seconds`: base delay before retry; increases with backoff.
+- `delay_between_downloads_seconds`: optional delay between download jobs.
 
 ## Run
 
-- Run `ytpl-sync.exe` (GUI).
+- GUI: run `ytpl-sync-entry.py` or the packaged desktop exe from releases.
 
 ## Tray