I'd make the argument that houses, and by extension structures and towns, form dynamic systems. Parts of a structure may decay over time, but any structure in a

I'd make the argument that houses, and by extension structures and towns, form dynamic systems. Parts of a structure may decay over time, but any structure in active use is going to undergo a continuous process of repair and improvement, based on the needs of it's inhabitants. Sure, if a building falls into disuse it may die, but is that not true of people too?