Now you can start/stop or hide/show the desktop timer by using a quick keyboard shortcut.
OS X
Toggle (start/stop) timer: Command+Option+Control+T
Hide/Show timer: Command+Option+Control+H
Windows
Toggle (start/stop) timer: Shift+Alt+Ctrl+T
Hide/Show timer: Shift+Alt+Ctrl+H
Linux
Toggle (start/stop) timer: Shift+Alt+Ctrl+T
Hide/Show timer: Shift+Alt+Ctrl+H