But, if you spend much time on YouTube, it is surprising the range of people who have become content producers. To give just one example, my wife is fascinated

But, if you spend much time on YouTube, it is surprising the range of people who have become content producers. To give just one example, my wife is fascinated by all the people doing makeup tutorials. These are people who might have explained things to a few friends, maybe, and now they have audiences of hundreds or thousands. Most of them are made with webcams on their laptops, and there is no reason they couldn't do the same thing on iPads or iPod Touches.