First Look Apple's much-vaunted iOS 4 arrived Monday morning a few minutes after 10am Pacific time, and nearly an hour and a half later, we were finally able to complete downloading and installing Cupertino's latest and greatest mobile OS onto our iPhone 3GS.

Were its marquee features worth the wait — meaning both the 10-plus weeks since it was announced on April 8 (and renamed on June 7) and the painfully long installation time?

Yes and no. We first took a look at multitasking and the new folder interface, and the "no" part of our answer has more to do with third-party developers than it does with Apple.

Remember that multitasking — one of, if not the, most anticipated features of iOS 4 — is app-specific, meaning that developers need to add multitasking capability to their apps before users can take advantage of this new feature.

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