The problem xHashtag solves

An escrow smart contract is a good example to look at and build because it highlights well what a blockchain makes possible while still being easy to understand, allowing us to focus on the code itself. For those unfamiliar with the concept, here is a brief explainer.

Challenges we ran into

An escrow smart contract is a good example to look at and build because it highlights well what a blockchain makes possible while still being easy to understand, allowing us to focus on the code itself. For those unfamiliar with the concept, here is a brief explainer.