When considering the optimal allocation unit size for the exFAT file system, what factors should one take into account to ensure maximum efficiency and performance? Is it merely about choosing a standard size that fits all use cases, or should one delve deeper into the nuances of how different file types interact with various allocation sizes? Could it be that certain applications or file management tasks necessitate specific configurations to optimize read and write speeds? What role does the size of the storage medium play in this decision-making process, and how does that influence the overall file system efficiency? Moreover, are there particular scenarios—like dealing with large multimedia files versus a multitude of smaller documents—where a variation in allocation unit size could yield significantly different results? Ultimately, what is the best approach to determine the most suitable allocation unit size for exFAT that aligns with both individual needs and technical specifications?