Abstract
From the inside of a software-intensive system, there are many different styles of implementation, each with its own subtle characteristics. From the outside, it all looks the same: it's completely invisible. The Web extra at http://youtu.be/fWJEZ4vEEco is an audio podcast of author Grady Booch reading his On Computing column, in which he discusses how from the inside of a software-intensive system, there are many different styles of implementation, each with its own subtle characteristics. From the outside, it all looks the same: it's completely invisible. © 2014 IEEE.