When a tech company moved into a house next to her Venice Beach boardwalk sunglasses stand three years ago, Maria Shim had no idea that it would eventually become her competition.
But on Thursday, nearly all the demand for sunglasses on the boardwalk was centered 25 feet away from her table.
Hundreds of people lined up for hours to buy a pair of Snapchat Spectacles — available to the public for the first time and dispensed out of a bright yellow vending machine.
The quirky debut for the $130 video camera sunglasses drew worldwide attention. Snapchat developer Snap Inc. has amassed 150 million daily users of its image-sharing,...