Fussy importance is reasonably elusive. It refers to someone who is extremely selective and disapproving. A persnickety individual often be meticulous and sets the bar high when it comes to standards and excellence. Their fastidious nature can be seen as admirable, but it can also exacerbate unwarranted censure and superfluous dissatisfaction. Being persnickety is commonly linked to detailed focus on specifics but can also be seen as a manifestation of obsessiveness.
Persnickety definition in American English