I used to do the same thing in my youth. The dominos have a rather low reliability and I'd always run out before I could set up a useful circuit. Resetting your

I used to do the same thing in my youth. The dominos have a rather low reliability and I'd always run out before I could set up a useful circuit. Resetting your design to test it with different inputs can make the whole thing a real test of patience. Now days when I want to make esoteric computers I simply play minecraft.