A recent survey for YouGov suggests that the confusion surrounding the switchover from analogue to digital TV will lead to a mountain of junked TVs - equipment that could have worked perfectly well with the right digital box. Apparently, there are 25 million analogue TVs still in use, and unless you want to switch over to high definition at the same time, there's no reason why you shouldn't continue to use your set until its cathode ray tube finally conks out.