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Apple's usual branding is now appearing on the Moscone Center in San Francisco. Workers are readying the center for Apple's annual Worldwide Developers Conference, which starts Monday.
Window washers make their way up the exterior of the Moscone Center to do some last-minute sparkling.
Apple is also promoting iPhone and iPod apps on the exterior windows at the center.
Cranes lift workers 20 feet off the ground to apply vinyl app art.
A worker wipes the remaining air bubbles out of the AirShare app icon. AirShare was one of the first apps to let users transfer files between their computer and their iPhone without the use of a cable.
SpongeBob rears his yellow, toothy head.
It's all about apps this year. Apple is promoting them heavily with indoor and outdoor signage.