The Failings of Prefab Architecture

Despite the promise that prefab holds in architecture as outlined in articles such as this with projects as interesting as the following:

Or as boring as these: 

(NO, they are NOT shipping containers)

There are several inherent problems to Prefab conditions including site-insensitivity, economic sustainability, inhuman design sensitivities, and even over-design by architects. Prefab still remains an unresolved piece of architectural design as neither the proponents nor critics have empirically outlined a significant tide of evidence outlining the inability of prefab to take hold as a viable stream of work for the architecture industry. Those of you interested in pursuing this line of investigation should also take a look at Ryan Smith's Prefab Architecture book.