was doing the warm-up and i crashed. [ ♪ ] >>> hey, guys, welcome to "techknow", i'm joined by kosta grammatisnd lindsay moran, and i'm phil torres. as technology is advancing we are becoming a nation of multi taskers. a lot of us pride ourselves on the ability to walk, talk and tweet and follow directions at the same time. the idea of multitasking is that. an idea that we are bad at. >> ever since the first am radio was put in the car we had distractions. as technology advance, they keep multipling. >> have you driven somewhere, arriving at your destination and you were on the phone. and you realise how did i get here. people don't know how bad they distracted. >> you guys were able to put your distracted driving skills to the test. . >> she is ex-c.i.a., trained to drive under extreme duress, and even worse. [ laughs ] >> why is elie in handcuffs. all the obstacle courses the c.i.a. put me through pale in comparison to driving while mum. kosta never had to do any of that. he is young, brash and gen y, an engineer who grew up texting and is used to quick start-ups and fast stops. >> lindsay a