We have with this. one, it's the hardware. there could be opponents put into these phones. >> they could be little trojan horses? >> yes. they can be used for espionage. it's really two kinds with china, which we've heard the president talk about before. economic espionage, which is stealing intellectual property. then the other part, which is political and military espionage, the traditional we talk about where they drill into our defense contractors, into our defense systems. the other part is software. this all has code in it, and the code constantly has to be updated. so you could give the...