Not sure if you've seen this interview with Steve Wozniak.
http://www.newsweek.com/id/235567
What's your favorite phone?
The iPhone, because of the apps. By the way, I solved the problem of battery life and [the lack of] multitasking on the iPhone.
Really?
Yeah. I just have two iPhones, so if the battery runs down on the first one, I can use the other. And if I'm talking on one, I can use the other one to look something up. You would not believe how much use I get out of that.
I LOLed at his solution. Apple can double their sales if they can figure out a way to market this.