"The toy train market is not a growing market, " agrees Donald Carlson, a collector and friend of Kughn's who put together the Carail toy train catalog.

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Facebook may well be the new desk toy: you don't need to squeeze a ball, you just need to "like" a friend's status.

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Close friend and current GoPro creative director Brad Schmidt met Woodman in Indonesia and became one of the first to toy with the strap.

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