Danny Williams of Douglasville, GA had his first-generation iPod nano ignite in his pocket while he was working at a kiosk in the Hartsfield-Jackson Atlanta International Airport. “So I look down and I see flames coming up to my chest,” said Williams. “I’m still kind of freaked out that after only a year and a half my iPod caught fire in my pocket.” According to reports, Williams’ iPod was in flames for roughly fifteen seconds;…