If the Apple (s AAPL) rumor machine is to be believed then we might soon see a lighter, skinnier and bigger brother of the current Macbook Airs in the market. A report from CPU Central, a blog covering computer processors, points to the April 8 launch of a new range of chipsets from Intel(s INTC) followed by the end-of-April launch of Ivy Bridge processors, which points to a new Macbook Pro.