This makes it more robust and properly implemented :)
Because I still got errors in the log even though it was not visible in the GUI.
Okt 29 23:39:41 ubuntu syncthing-gtk[3538]: Failed to set text '<span color="white" font_weight="bold" font_size="large">Memories/Persons & Pets</span>' from markup due to error parsing markup: Error on line 1: Entity did not end with a semicolon; most likely you used an ampersand character without intending to start an entity - escape ampersand as &
This makes it more robust and properly implemented :)
Because I still got errors in the log even though it was not visible in the GUI.