Effect of high temperatures on rails...	Nice floor in the museum.	A classical computer - Apple I.	Parts of another classical computer - SILLIAC.
CSIRAC operator's box - hard to imagine	Sir George Julius designed that awesome	Charles Babbage, another well known pioneer, invented	Good question...
Time to play a little bit.	Ghost in a sphere.	Walking on the projection caused nice effects.	Lazy guy.

Powerhouse Museum, Sydney, 31.08.2013