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Portal 2 >  Workshop > IVData's Workshop > 4-Bit Binary Adder
4-Bit Binary Adder
Description Discussions0 Comments11 Change Notes
11 Comments
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Guillaume 3 Aug, 2024 @ 4:19pm 
Clever usage of tractor beams. I built one using lasers and never thought of using tractor beams for it.
Daveoh 12 May, 2012 @ 7:25am 
Got it working, it's insanely laggy when they are all switched on, but cool nonetheless.
Daveoh 12 May, 2012 @ 7:22am 
Whenever I try subscribing to this, Portal 2 crashes when I try to select a level :(
VivaVii 10 May, 2012 @ 11:20pm 
How do you rotate the cubes?
rubregg 10 May, 2012 @ 4:20pm 
0100100100100000011000010110011101110010011001010110010100111010001000000110000101101101011000010111101001101001011011100110011100100001
club 10 May, 2012 @ 11:52am 
Remarkable
XYZ791 10 May, 2012 @ 2:49am 
01000011010011000100000101010000001000010100001101001100010000010101000000100001010000110100110001000001010100000010000100100000001011010010000001010111011001010110110001101100001000000100010001101111011011100110010100100001
VivaVii 9 May, 2012 @ 11:49pm 
This makes me wonder about all the 'wire' implications of portal. It's like redstone all over again xD
PersonGuy 9 May, 2012 @ 9:01pm 
Amazing work! This is one of the first things I wanted to do and you beat me to it. :)
Sapientiae 9 May, 2012 @ 7:23pm 
Just saw this on youtube, can't wait to try it out.
Rukrio 9 May, 2012 @ 5:15pm 
saw this on youtube. i am impressed as fuck, good sir.