Macworld Apple is known worldwide for its powerful, luxe laptops, but unfortunately, those laptops often come with hefty price tags. Fortunately, there’s a way to score Apple’s top-tier innovation for a fraction of the retail price. How? By buying refurbished. Refurbished isn’t what you think it is — in this case, it arrives in the form of this Grade “A” refurbished MacBook Air, now only $339.97 (reg. $599). Its Grade “A” status means it’ll arrive to you in pristine condition, with very little to zero markings. This 2017 MacBook Air is powered by a 1.8 GHz Intel Core i5 processor that provides…