The Mac-centric blogosphere is buzzing with news of Apple’s newest upgrades to the MacBook and the MacBook Pro. Both get a speed bump, and the ‘Pro now also sports a Multi-Touch touchpad, along with a nice graphics processor improvement. Today, a quick rundown on the new goods! The MacBook now comes in 2.1 and 2.4 GHz models, while the MacBook Pro gets either 2.4, 2.5 ...