The static keyword can be
confusing because in some situations it controls the location of storage, and in
others it controls visibility and linkage of a name.
With the introduction of C++ namespaces,
you have an improved and more flexible alternative to control the proliferation
of names in large projects.
The use of static inside classes
is one more way to control names in a program. The names do not clash with
global names, and the visibility and access is kept within the program, giving
you greater control in the maintenance of your