[…] We have been hearing about the promise of smart contracts since the start of Ethereum in 2014. What’s not to love about the idea of sending a payment with instructions for its release only when specific conditions are met?  The problem is that after nearly ten years, it’s still just that — a promise, and an expensive one at that, when considering the processing or “gas” fees that are, ironically, often higher than traditional payments’ processing fees. […]