Over the past several months, a number of rumors have suggested that Apple will be looking to update its notebook lineup at or soon after its Worldwide Developers Conference, which kicks off on June 10. In particular, KGI Securities analyst Ming-Chi Kuo, who has a relatively strong track record, laid out a roadmap in January predicting that the MacBook Air could see an update by late in the second quarter with Apple's MacBook Pro moving to an all-Retina lineup early in the third quarter. Reports on whether there will be any design changes as part of a rumored June notebook update have varied, with a