It disappears because it's set to "normal" level by default - right-click and set the window level to "floating" or "topmost". If it covers your taskbar try lowering the opacity or dragging it around a bit.
At 1600*1200, the top tinsel is thinner than the bottom tinsel, and its all not as sharp as it could be. The "about" still says 1.0, although I believe I just downloaded 1.1 . But cool idea; hope these nits are fixed in 1.2 .