Video of <i><a href="https://en.wikipedia.org/wiki/Manifold_Garden" class="extiw" title="en:Manifold Garden">Manifold Garden</a></i> gameplay
William Chyr of <i><a href="https://en.wikipedia.org/wiki/Manifold_Garden" class="extiw" title="en:Manifold Garden">Manifold Garden</a></i>
CC BY-SA 3.0
The author, via email