A strange idea
Wednesday, April 14, 2010
6:24 PM
Note that state is "factored" into variables changed by different principals. 
You might ask, why not create a variable "state" that can be "shipped", "paid", etc? 
A: then that variable would be writable to all entities, even those that have no "business" writing it. 
Sarbanes-Oxley act of 2002: businesses are accountable for enforcing regular processes. 