Both TST and Sidebery are leagues ahead of tab groups IMHO. Frankly sidebar tabs just work better for 16:9 aspect ratio because with a maximized window most sit

Both TST and Sidebery are leagues ahead of tab groups IMHO. Frankly sidebar tabs just work better for 16:9 aspect ratio because with a maximized window most sites don't make good use of 1/4 of the width anyway.