hoarding prev version too, however making users first try the new as pull requested

Author: ImprovedTube

js&css/extension/www.youtube.com/appearance/comments/comments.css

@@ -9,6 +9,20 @@
 # Hide avatars
 --------------------------------------------------------------*/
 
+
+@media screen and (min-width: 1599px) {	
+html[data-page-type=video][it-comments-sidebar-simple='true'] #player {   margin-left: -20px !important;}
+html[data-page-type=video][it-comments-sidebar-simple='true'] #columns {  display:flex !important; max-width:100% !important;}
+html[data-page-type=video][it-comments-sidebar-simple='true'] #comments { max-width: min(850px, 19vw) !important; margin-left:-12px; } 
+html[data-page-type=video][it-comments-sidebar-simple='true'][it-sidebar-left='true'] #comments { max-right: -25px  !important; } 
+html[data-page-type=video][it-comments-sidebar-simple='true'] #related { margin-right: -22px !important; max-width: max(360px, 18vw) !important;  }
+html[data-page-type=video][it-comments-sidebar-simple='true'] #secondary { margin-right: -22px !important; max-width: max(360px, 18vw) !important;  }
+
+html[data-page-type=video][it-comments-sidebar-simple='true']:not([it-player-size='1080p']):not([it-player-size='1440p']):not([it-player-size='2160p']):not([it-player-size='custom']):not([it-player-size='max_width']) ytd-watch-flexy:not([fullscreen]) #primary {
+min-width: min(calc(100vw - 1000px), 1260px) !important; max-width: 1260px !important; }
+
+
+
 /* 2 COLS FEATURE */
 @media screen and (min-width: 1952px) {	
 	html[data-page-type=video][it-comments-sidebar='true'] ytd-watch-flexy #related { flex-shrink: 4; min-width: 300px;}

js&css/web-accessible/www.youtube.com/appearance.js

@@ -135,6 +135,18 @@ ImprovedTube.playerRemainingDuration = function () {
         element.remove();
     }
 };
+/*------------------------------------------------------------------------------
+ Comments Sidebar Simple
+------------------------------------------------------------------------------*/
+ImprovedTube.commentsSidebarSimple = function() { if(ImprovedTube.storage.comments_sidebar_simple === true){ 
+  if(window.matchMedia("(min-width: 1599px)").matches) {
+  document.querySelector("#primary").insertAdjacentElement('afterend', document.querySelector("#comments"));}
+  if(window.matchMedia("(max-width: 1598px)").matches) {	  
+    document.querySelector("#related").insertAdjacentElement('beforebegin', document.querySelector("#comments"));
+       setTimeout(function () {
+       document.querySelector("#primary-inner").appendChild(document.querySelector("#related"));}
+	);}
+ }
 /*------------------------------------------------------------------------------
  Comments Sidebar
 ------------------------------------------------------------------------------*/

menu/skeleton-parts/appearance.js

@@ -694,6 +694,10 @@ extension.skeleton.main.layers.section.appearance.on.click.comments = {
 				component: "switch",
 				text: "sidebar"
 			},
+			comments_sidebar_simple: {
+				component: "switch",
+				text: "sidebar simple"
+			},
 			squared_user_images: {
 				component: 'switch',
 				text: 'squaredUserImages',