Silicon Valley Bank catered to Napa Valley wineries and could finance 'French oak barrels' if needed. The bank's demise 'surprised everyone,' a vineyard owner says.

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Cellar worker sorts Cabernet Sauvignon grapes.
A cellar worker checks Cabernet Sauvignon grapes before it enters a sorting machine.

Eric Risberg/AP

Meet the Wertheimers, the secretive French brothers worth $96 billion who control Chanel, own vineyards in France and Napa Valley, and breed racehorses

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Alain and Gerard Wertheimer
The brothers have a combined net worth of $96 billion.

Michel Dufour/WireImage/Getty Images

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