Why do different operating systems put disc folders at different track places on the disc? What are the advantages of going to each of the places you mentioned?

Different operating systems store disk folders in different tracks on the disk for various reasons. In your opinion, what are the main benefits of using each of the previously listed options?

Whenever a file is saved to disk, the operating system is responsible for ensuring that the blocks are arranged in the correct order. Why is this so important in the context of magnetic disks? Would it make a difference if solid-state drives (SSDs) were utilized instead? What happened?