Walt Mossberg does indeed know that Pre (going on sale this Saturday) is being pit against the current iPhone and it has a lot of folks excited. But next week, Apple may finally show us if there is anything else in iPhone 3.0 that they've kept from the public. There's been a lot of speculations about unannounced features and hardware additions. Walt seems to believe that Apple will be surprising us at the WWDC or whenever new iPhones are announced. In fact, he seems to believe that claim strongly. Over on Onxo , we've summarize the current reviews (most came online in the last few minutes) and the Pre is probably the device most people will look to if the iPhone doesn't exist. So just in case you're wondering, based on the reviews, the Pre is pretty good but the iPhone is still the go-to mobile device. Here's are some perceived advantages the Pre may have over the iPhone: physical keyboard, WebOS, background apps, Synergy, removable battery. Now, I did ...