this is jonathan zack, the president of the association for competitive technology, and he pointed out the market could go up to $50 billion in apps in a year. the chairman of the sec pointed out just a few years ago -- fcc pointed out just a few years ago -- now there are hundreds of thousands of apps in the apple store. >> did anyone defend the practice of geptracking, and can you -- geotracking, and can you turn them off? >> you have to give consent to turn on. they both said that you could turn off relatively easily. they could track your movements for some purpose. they did talk, people want these applications. they are not being forced to download these applications. they are paying for them. is dps ort applications for coupons and things like that -- is a popular applications. >> google was rep -- was represented by allen davis. >> here is how it works. when i first came out of my -- when i first took my phone out of the box, one of the first questions it asked me was whether or not to share information data sharegoogle.-- share information data with google. if the user does not