John BrandonMacworld

John Brandon is a technology writer and car enthusiast. After leaving the corporate world in 2001, he embarked on a solo writing career and never looked back (except for that one time). He's tested thousands of products and reported on everything from 50 Cent starting a headphone company to BMW building a data center in Iceland. He lives outside of Minneapolis.

Battery Go for IPhone

For an app that really only does one thing, Battery Go is a handy utility for anyone taking a trip or going mobile. Using the stated battery life estimates from...