Two of your complaints are fixable under 'Customize Sidebar.'1) You can disable Vertical Tabs entirely (can also do this by right-clicking on the sidebar button in the top left corner and select 'Disable Vertical Tabs.')2) There is an option to 'Move...
In 'Customize Sidebar' -> Sidebar settings-> under 'Vertical Tabs' there is a 'Hide tabs and sidebar' button. 'Hide tabs and sidebar' does only appear once Vertical Tabs are enabled.You can undo it by clicking the 'Show Sidebar' icon in the top left...
