Disneyland's high-tech experiments

Wired runs down the latest high-tech projects underway at Disneyland -- most of it is old news, but this is pretty cool:
Vincent-Phoenix said she has also seen test products that allow guests to interact with existing attractions. Earlier this year, Disney tested handheld products that could help ambitious park-goers find Injun Joe's treasure on Tom Sawyer Island or capture ghosts at the Haunted Mansion, she said. "These are attractions that have existed for years but where they are trying new things," she said.