When do we really need the 'dd' command in Linux?

The article discusses the significance of copying data in programming, emphasizing the critical decision between copying and passing references. The author explains how programmers can make informed choices regarding data management. He also highlights that in the context of network operations or remote interactions, the approach to copying can have serious implications for performance and data integrity. Particularly, it touches on how loading data from other sources can affect application structure. In conclusion, the article suggests considering data management strategies with a view toward the future stability of software and its ability to handle real-time data effectively.