If you've seen an LED cube, you've only seen half the fun. In this picture series you can follow along with the construction!
"Some more layouting done for the board. I think it is good to mention that I've not been working from a tutorial. I've not planned the layout beforehand either (which might not be a good thing, but oh well). This was all 'improvised' from what I knew should be able to work."
"This is the underside of the board. I'm pretty sure most, if not even all, of the stuff was soldered on at that point, the only thing missing was having a connection from the shift register pins over to the IDE connector."
"Upper side with inserted chips."