cases that they've made earlier this year, actually arrested people, that when isis recruiters find somebody after their vast outreach through propaganda, like twitter, when they find somebody sympathetic who bites who said, yeah, i might be willing to do something, then the people in isis say, shift these applications. they encrypt a message at the moment it's sent and it's not unscramled until it's received at the other end. so it's impossible for the government to monitor even if they get a court order from the company saying unscramble this for us. the company can't do it either. the application, some have a feature to erase it once it's read so it's gone forever. there's another aspect that is interesting here, that the belgian authorities have warned ability before the paris attack another way to allude surveillance. they say that even gaming consoles like playstation 4 that sony makes have this internet group play capability where you