“You need me and I need you / Without each other there ain't nothing people can do.”
—Aretha Franklin (Think)
The dictionary definition of “module” is “one of multiple distinct but interrelated parts that can be used to construct a more complex structure.” That describes how complex web sites are built with Drupal: module by module. (And you didn't think anything in Drupal was sensibly named.)
A module, by definition, never exists on its own but rather in relation to other modules with which it forms a working whole. Drupal's modularity makes it possible for separately written and ...