A more appropriate house analogy would be getting burgled by someone walking through your not yet existent living room wall of your half constructed house. The

A more appropriate house analogy would be getting burgled by someone walking through your not yet existent living room wall of your half constructed house. The security flaw then is not that you're missing a wall, as it's not reasonable to expect walls to be put up instantaneously, but that: a) you left valuables at a construction site or b) you didn't have a fence around the construction site