Liked this tip. Although I’m not using iCloud for much - doesn’t have a purpose in my workflow.
Many of the "main" folders of OS X can be accessed with shortcuts in an Open/Save dialog. If you don't know these, they are Command-D for the Desktop, and Command-Shift-H for your home folder.via Keyboard shortcut to save directly in iCloud - Mac OS X Hints.
With the advent of iCloud, there is now a new shortcut to save files in that location, for apps that support iCloud: Command-Shift-I.