What is the major disadvantage of manual indexes?

The major disadvantage of manual indexes is the potential for human error and inconsistency. Manual indexes are created, updated, and maintained by humans, which can lead to unintentional mistakes such as misspelled words, incorrect page references, or misplaced entries. Additionally, manual indexes require manual effort and time to create and update, making them more time-consuming and resource-intensive compared to automated indexing systems.

To find more information on this topic, you can conduct a search on academic databases or online resources using appropriate keywords such as "disadvantages of manual indexes" or "limitations of manual indexing". You can also refer to library and information science textbooks or journals that discuss indexing methods and their drawbacks. Additionally, consulting experts in the field or participating in relevant online forums can provide valuable insights into the disadvantages of manual indexes.