Let's start with some bullet points we can flesh out. When we have enough information we can organise it to create a cohesive and valuable document.
Introduction
Stateful Web Applications
Server Side State vs Client Side State
Versioning
Back Button
Page Maps
Why Does It Matter?
Identifying The Problem
Map Size
Testing
Profiling
Detachable Models
Stateful vs Stateless
Beware ...
Non-static inner classes
Non-static inner classes can access the state of the enclosing object. To do this, the byte code of the inner-class contains a reference to the outer-class instance. So, when the inner-class instace is serialised, the outer-class instance will be serialised too!