public IInfoReport Subtract(IInfoReport targetFromThisObject)
        {
            // Value - targetFromThisObject.Value
            int newID;
            double newTimestamp;
            ILocation newLocation;
            bool sameNode;
            if (targetFromThisObject.ID == _id)
            {
                sameNode = true;
                newID = _id;
                newLocation = _location;
            }
            else
            {
                sameNode = false;
                newID = int.MaxValue;
                newLocation = null;
            }

            if (targetFromThisObject.Time > _timestamp)
                newTimestamp = targetFromThisObject.Time;
            else newTimestamp = _timestamp;

            if (targetFromThisObject is IntInfoReport)
            {
                IntInfoReport target = (IntInfoReport)targetFromThisObject;
                IntInfoReport output = new IntInfoReport(newID, newTimestamp,
                    _key, _label, Value - target.Value);
                output._location = newLocation;
                return output;
            }
            else return null;
        }
        /*       / \
         *     // | \\
         *    /   |   \
         *        |           */
        public IInfoReport Add(IInfoReport withTarget)
        {
            int newID;
            double newTimestamp;
            ILocation newLocation;
            bool sameNode;
            if (withTarget.ID == _id)
            {
                sameNode = true;
                newID = _id;
                newLocation = _location;
            }
            else
            {
                sameNode = false;
                newID = int.MaxValue;
                newLocation = null;
            }

            if (withTarget.Time > _timestamp)
                newTimestamp = withTarget.Time;
            else newTimestamp = _timestamp;

            if (withTarget is IntInfoReport)
            {
                IntInfoReport target = (IntInfoReport)withTarget;
                IntInfoReport output = new IntInfoReport(newID, newTimestamp,
                    _key, _label, Value + target.Value);
                output._location = newLocation;
                return output;
            }
            else return null;
        }