Apple's low-cost MacBook will fill a long-standing gap in its lineup — and bring a new wave of users into the ecosystem.An AppleInsider rendition of what a multi-colored MacBook ad spot could look likeMarch 4 marks Apple's next big announcement day, which it plans to celebrate with three invite-only "experiences" in London, Shanghai, and New York City. If you follow the rumors and speculation, you'll know that Apple's allegedly getting ready to add a new, lower-priced MacBook back into its lineup.I, personally, think this is a brilliant move. Apple could really expand its Mac audience, and here's why. Continue Reading on AppleInsider | Discuss on our Forums