From their blog post about window controls [0], it sounds like they are taking the iOS approach to application close / minimize, but I can't find any technical

From their blog post about window controls [0], it sounds like they are taking the iOS approach to application close / minimize, but I can't find any technical description of how they plan to accomplish that without forcing applications to implement additional event handlers, or something fancy with preserving memory and file handles. [0] http://elementaryos.org/journal/whats-still-window-controls http://elementaryos.org/journal/whats-still-window-controls