An HBO documentary dubbed “Money Electric: The Bitcoin Mystery” will soon try to answer the longstanding question of Satoshi Nakamoto’s identity. And as its debut approaches, the hype has been heightened by a bevy of on-chain speculation, according to director Cullen Hoback.

“Polymarket turned ‘Money Electric’ into a sporting event,” Hoback told Decrypt in a statement Monday. “Even I’m refreshing the betting pool to see how high the total volume gets.”

Wallets linked to Bitcoin’s creator still hold 1.1 million BTC, representing a $67 billion question hanging over the crypto industry since the pseudonymous Satoshi’s disappearance in 2011. On the crypto prediction market platform Polymarket, the mystery has gained its…