To be fair, architects will obsess about choosing the right door knob to fit their overall design. And some architect will obsess about novel ways of opening t

To be fair, architects will obsess about choosing the right door knob to fit their overall design. And some architect will obsess about novel ways of opening the door – although it's not always desirable, it may occasionally result in something that makes sense in given context. It's also fair to add that some design prevail only due to tradition - the US round door knobs are a great example. It's really bad design, if you think of it..