https://ply.github.io/ReaScripts/doc/img/5.1_output_router.png
https://ply.github.io/ReaScripts/doc/img/Set_time_selection_relative_to_edit_cursor.png
https://ply.github.io/ReaScripts/doc/img/Playhead_vs_selected_track_items_and_markers_window.png
https://ply.github.io/ReaScripts/doc/img/M7util.png