And 'visual tools' like IB quickly fall apart when trying to do dynamic layouts, or anything slightly out of the ordinary (in IB's case, you can't even do layou

And 'visual tools' like IB quickly fall apart when trying to do dynamic layouts, or anything slightly out of the ordinary (in IB's case, you can't even do layout inside subclassed cells, necessary for almost any project). This is a totally independent issue from view/controller separation. The right way to do UI development is through a layout language, like HTML/MXML, not through a GUI tool. The web world learned this a long time ago.