In this quote, Linus Torvalds, the creator of the Linux operating system, is emphasizing the value of usefulness and effectiveness in software application advancement. He is suggesting that the success of a program must not be exclusively based upon its intricacy or technical abilities, but rather on its ability to serve a purpose and fulfill a need. Torvalds is highlighting the fact that a program's worth depends on its practical application and effectiveness to its users. This quote functions as a tip to software application developers to prioritize performance and usefulness over unneeded intricacy in their creations. Ultimately, a program's success is figured out by its effectiveness to those who use it.