Particular importance is somewhat tricky to comprehend. It refers to someone who is exceptionally meticulous and judgmental. A persnickety individual typically be meticulous and sets the bar high when it comes to standards and perfection. Their attention to detail can be viewed as laudable, but it can also lead to extreme censure and unjustified dissatisfaction. Being persnickety is often associated with precise focus on specifics but can also be seen as a type of pedantry.