PHOTO: Yammer CEO David Sacks – David Paul Morris/Bloomberg—Getty Images

There’s a lot of hype about turning property into digital tokens and trading it on a blockchain—but so far no one is actually doing it. That’s going to change this year, says “PayPal Mafia” member David Sacks, and the first thing we’ll trade are real estate tokens.

Sacks is worth heeding. He’s best known as the first COO of PayPal—where he built a payment giant alongside other mafia members like Elon Musk and Peter Thiel—but is also a serial entrepreneur who recently launched a $350 million venture fund focused on crypto.

On Thursday, speaking at Token Summit in New York, Sacks explained why he is bullish on “security tokens,” which are the blockchain’s version of traditional securities like shares or derivatives (my colleague Polina Marinova has a nice explainer here).

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