michael o'rielly, great scoop from you. turning to mountain view. earlier this week i caught up with the man hand-picked to head up android. mobile world congressks off on monday. we bring you that exclusive conversation. first, here's a sneak peek. do you have one device you rely on? >> not necessarily. it's part of the job, but being able to really rely on a phone without having another phone is an important testament of how this stuff works. i like to test things and find issues. emily: what's your favorite? >> right now i'm using the nexus 5x. last night i was using the nexus 6-. -- nexus 6p. these are phones i use to test the new version of the o.s. we will have ac bunch of new phones come out from our partners so i'm sure i will be swapping in and out a lot. emily: how often do you check out the iphone? >> not that often. emily: don't you have to know the competition? >> i guess so, but i like to have our own identity and ideas and not feel like being or not.ed it's busy enough just coming up with our own ideas and implementing them. it's important to kind of keep that vision intact. emily: what is your wife using? android user,al which i