First Click: Apple should stop selling four-year-old computers

One thousand, five hundred and fourteen days. Or: four years, one month, and twenty-four days.That’s how long it’s been since Apple released the last MacBook Pro to come without a Retina display. The $1,199 13-inch model was powered by a 2.5GHz Core i5 Ivy Bridge processor, a solid option for a mid-range laptop in June 2012. I got one that month and am actually typing this column on it right now, having performed open hard drive surgery last night to bring it back from the dead.Nothi