from the flood-gates-opened dept.
ndogg writes "This story is all wet. Paulo Blikstein at MIT has created a water computer. The one boolean logic gate he created functions as a half-adder (i.e. both XOR and AND). He then proceeded to create a four bit adder."
You know you've been spending too much time on the computer when your
friend misdates a check, and you suggest adding a "++" to fix it.