Actually not that silly. If you delete information in a given system you actually make it so that the system generates heat it is a proven principle. But at tha

Actually not that silly. If you delete information in a given system you actually make it so that the system generates heat it is a proven principle. But at that high of a level you could implement any language but simply have the gates reversible. http://en.wikipedia.org/wiki/Reversible_computing http://en.wikipedia.org/wiki/Reversible_computing