New videos

Author: csev

lessons.json

@@ -1112,23 +1112,27 @@
     "videos" : [
         {
             "title" : "Objects - Introduction - Part 1 (10:40)",
-            "youtube" : "u9xZE5t9Y30"
+            "youtube_preplus" : "u9xZE5t9Y30",
+            "youtube" : "MafXTB8UXIg"
         },
         {
             "title" : "Objects - A Sample Class - Part 2 (8:22)",
-            "youtube" : "xYSY7JwpqTM",
+            "youtube_preplud" : "xYSY7JwpqTM",
+            "youtube" : "cBgtQK6vhN4",
             "media" : "14-Objects-B-2023-12-28.m4v",
             "youtube-2016" : "b2vc5uzUfoE"
         },
         {
             "title" : "Objects - Lifecycle - Part 3 (6:09)",
-            "youtube" : "7A5PEOK-AF0",
+            "youtube_preplus" : "7A5PEOK-AF0",
+            "youtube" : "QSaHfuMf5QI",
             "media" : "14-Objects-C-2023-12-28.m4v",
             "youtube-2016" : "bal0Fv6QE9w"
         },
         {
             "title" : "Objects - Inheritance - Part 4 (7:34)",
-            "youtube" : "VzVaj8orzOE",
+            "youtube_preplus" : "VzVaj8orzOE",
+            "youtube" : "cOf7g_E2G8g",
             "media" : "14-Objects-D-2023-12-28.m4v",
             "youtube-2016" : "EE9PaHPPm2w"
         }