Had to see it for myself but you can not filter `the_title` without titles in page navigation also picking up that filter. I only want to add a class to the actual title of the content. ...
https://miklb.com/blog/2018/08/24/4206/
Server run by the main developers of the project 
It is not focused on any particular niche interest - everyone is welcome as long as you follow our code of conduct!