move/find id to end of filename. In my situation it was between second and third " - " So splits apart and put back together.

move-find-id-to-end-filename.bash

@@ -0,0 +1,26 @@
+#!/bin/bash
+shopt -s nullglob
+
+for f in *.mp4 *.mkv *.mov *.avi; do
+  [ -f "$f" ] || continue
+
+  base="${f%.*}"
+  ext="${f##*.}"
+
+  # Match: date - number - id - rest
+  # Example: 20140720 - 097 - oaHzqMgnI70 - TempleOS - God for Larry Page 7_20 K
+  if [[ "$base" =~ ^([^[:space:]]+)[[:space:]]*-[[:space:]]*([^[:space:]]+)[[:space:]]*-[[:space:]]*([A-Za-z0-9_-]+)[[:space:]]*-[[:space:]]*(.*)$ ]]; then
+    datepart="${BASH_REMATCH[1]}"
+    numpart="${BASH_REMATCH[2]}"
+    id="${BASH_REMATCH[3]}"
+    rest="${BASH_REMATCH[4]}"
+
+    newname="${datepart} - ${numpart} - ${rest} [${id}].${ext}"
+
+    echo "Would rename: $f → $newname"
+    # Comment next line to test without renaming
+    mv -i -- "$f" "$newname"
+  else
+    echo "Skipping (pattern mismatch): $f"
+  fi
+done