✉️ The Lost Pneumatic Tube System at the NYSE
Long before fiber optics and wireless networks, bursts of compressed air kept Wall Street moving.
After our exclusive Untapped Cities tour of the Woolworth Building this evening, we stopped by the New York Stock Exchange in time for the raising of the Twitter banner, marking tomorrow’s highly anticipated IPO. Perhaps as a testament, or as a deliberate message, the banner simply had the Twitter icon and no text. It took two tries to get it up. Here’s a shaky gif we made of the process:

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