diff --git a/.env.example b/.env.example
index 14d2b68..a53f915 100644
--- a/.env.example
+++ b/.env.example
@@ -1,4 +1,5 @@
 # PLEX API ENV VARS
+PLEXAPI_HEADER_IDENTIFIER="media-scripts"
 PLEXAPI_PLEXAPI_TIMEOUT='360'
 PLEXAPI_AUTH_SERVER_BASEURL=https://plex.domain.tld
                                              # Just the base URL, no /web or anything at the end.
diff --git a/Kometa/README.md b/Kometa/README.md
index 057174a..d6e99f8 100644
--- a/Kometa/README.md
+++ b/Kometa/README.md
@@ -8,30 +8,12 @@ See the top-level [README](../README.md) for setup instructions.
 
 All these scripts use the same `.env` and requirements.
 
-### `.env` contents
-
+Any that communicate with Plex require:
 ```
-TMDB_KEY=TMDB_API_KEY                        # https://developers.themoviedb.org/3/getting-started/introduction
-TVDB_KEY=TVDB_V4_API_KEY                     # currently not used; https://thetvdb.com/api-information
-PLEX_URL=https://plex.domain.tld             # URL for Plex; can be a domain or IP:PORT
-PLEX_TOKEN=PLEX-TOKEN
-PLEX_OWNER=yournamehere                      # account name of the server owner
-LIBRARY_NAMES=Movies,TV Shows,Movies 4K      # comma-separated list of libraries to act on
-CAST_DEPTH=20                                # how deep to go into the cast for actor collections
-TOP_COUNT=10                                 # how many actors to export
-TARGET_LABELS=this label, that label         # comma-separated list of labels to remove posters from
-REMOVE_LABELS=True                           # attempt to remove the TARGET_LABELs from items after resetting the poster
-DELAY=1                                      # optional delay between items
-POSTER_DIR=extracted_posters                 # put downloaded posters here
-POSTER_DEPTH=20                              # grab this many posters [0 grabs all]
-POSTER_DOWNLOAD=0                            # if set to 0, generate a script rather than downloading
-POSTER_CONSOLIDATE=1                         # if set to 0, posters are separated into folders by library
-KOMETA_CONFIG_DIR=/opt/kometa/Kometa/config/ # path to Kometa config directory
-
-# ORIGINAL TO ASSETS
-USE_ASSET_FOLDERS=1                          # should the asset directory use asset folders?
-ASSETS_BY_LIBRARIES=1                        # should those asset folders be sorted into library folders?
-ASSET_DIR=assets                             # top-level directory for those assets
+PLEXAPI_AUTH_SERVER_BASEURL=https://plex.domain.tld
+                            # Just the base URL, no /web or anything at the end.
+                            # i.e. http://192.168.1.11:32400 or the like
+PLEXAPI_AUTH_SERVER_TOKEN=PLEX-TOKEN
 ```
 
 ## Scripts:
@@ -54,8 +36,6 @@ You've deleted stuff from Plex and want to clean up the leftover backup art that
 
 The script uses these settings from the `.env`:
 ```
-PLEX_URL=https://plex.domain.tld             # URL for Plex; can be a domain or IP:PORT
-PLEX_TOKEN=PLEX-TOKEN
 LIBRARY_NAMES=Movies,TV Shows,Movies 4K      # comma-separated list of libraries to act on
 DELAY=1                                      # optional delay between items
 KOMETA_CONFIG_DIR=/opt/kometa/config/              # path to Kometa config directory
diff --git a/Plex Image Picker/app.py b/Plex Image Picker/app.py
index f45a51d..4fd7c35 100644
--- a/Plex Image Picker/app.py	
+++ b/Plex Image Picker/app.py	
@@ -1,5 +1,6 @@
 import os
-
+import math
+import string
 import requests
 from flask import Flask, flash, redirect, render_template, request, session, url_for
 from plexapi.server import PlexServer
@@ -7,6 +8,10 @@
 app = Flask(__name__)
 app.secret_key = os.urandom(24)
 
+# module‑level alphabet list so we only build it once
+ALPHABET = list(string.ascii_uppercase)
+ALPHABET.insert(0, "0-9")
+
 
 def get_plex():
     base_url = session.get("base_url")
diff --git a/Plex/README.md b/Plex/README.md
index cc74d3e..a0b73d9 100644
--- a/Plex/README.md
+++ b/Plex/README.md
@@ -16,6 +16,7 @@ If your `.env` file contains the original `PLEX_URL` and `PLEX_TOKEN` entries th
 
 ```shell
 # PLEX API ENV VARS
+PLEXAPI_HEADER_IDENTIFIER="media-scripts"
 PLEXAPI_PLEXAPI_TIMEOUT='360'
 PLEXAPI_AUTH_SERVER_BASEURL=https://plex.domain.tld
                                              # Just the base URL, no /web or anything at the end.