Here is your Forbes Daily Briefing for Tuesday, October 14th.

Today on Forbes, with billionaire backers in tow,

crypto's fastest-growing startup mints the world's youngest self-made billionaire.

At 27 years old, Shane Coplin has become the world's youngest self-made billionaire. His estimated

11% stake in Polymarket, the blockchain-based prediction platform he founded in 2020, is now worth

at least $1 billion. New York Stock Exchange parent company, Intercontinental Exchange, also

known as ICE, announced it poured $2 billion into the

firm at a $9 billion valuation, in exchange for a 20% stake, according to Pitchbook.

The deal caps a meteoric ascent for Polly Market, which was valued at just $1.2 billion earlier

this year and has quietly become crypto's fastest

growing startup. Rob Haddock, General Partner at venture capital firm Dragonfly, which is

invested in polymarket, says, quote, this is the fastest and largest valuation growth that we've

seen in crypto. Coplin also revealed two previously undisclosed funding rounds, totaling $205 million,

that drew a billionaire-studded roster of backers.

In addition to early investors, Airbnb co-founder Joe Jebbya, whose net worth is $7.6 billion,

and Ethereum founder Vitalik Boutarin,

the new rounds brought on Figma co-founder Dylan Field, whose net worth is $3.7 billion,

Zinga co-founder Mark Pinkis, whose net worth $1.5 billion,

Uber's Travis Kalanick, worth $3.6 billion, and hedge fund veteran Glenn Dubin, worth $2.9 billion,

as well as Peter Thiel's Founders Fund and Coinbase, co-founded and run by CEO Brian Armstrong,

worth $16.2 billion.

Even Philadelphia Eagles star running back, Sequin Barkley, became an angel investor

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