if(Input.GetKey(KeyCode.LeftShift) && Input.GetKey(KeyCode.Alpha1))
        {
            TransitionToCam(GreenActivatorCam);
        } // if input ends here
        else if(Input.GetKeyUp(KeyCode.LeftShift) || Input.GetKeyUp(KeyCode.Alpha1))
        { // go back to normal cam
            MainCamera mainCam = KickStarter.mainCamera;
            _Camera cam = mainCam.GetLastGameplayCamera();
            TransitionToCam(cam);
        } // else on keyboard inputs ends here
    } // Update ends here
    void TransitionToCam(_Camera whichCam)
    {
        MainCamera mainCam = KickStarter.mainCamera;
        if (whichCam)
        {
            if (whichCam is GameCameraThirdPerson) // is this needed?
            {
                GameCameraThirdPerson tpCam = (GameCameraThirdPerson) whichCam;
                tpCam.ResetRotation();
            } // if which cam ends here
            mainCam.SetGameCamera (whichCam, transitionTime, moveMethod, timeCurve, retainPreviousSpeed);
        }// transition to cam ends here
    } // transition to cam