A comparison of two systems for keeping financial truth — the 700-year-old double-entry ledger and the modern smart contract. Different trust models, different failure modes, different reasons to exist. Why most real systems end up using both, and how to decide which responsibilities belong on which side.
How CryptoRabbit stitches an on-chain escrow contract into a working marketplace — the indexer, wallet flows, shipping integrations, and the boundary between what belongs on-chain and what belongs in a boring backend.
A design retrospective on the smart-contract escrow that underpins CryptoRabbit — why a non-custodial escrow beat a platform wallet, how the state machine and timeouts are shaped, and the chain trade-offs between Ethereum (EVM) and Solana.
A Practical Guide to Structuring Smart and Presentation Components in Frontend Development
A technical breakdown of implementing auto-save capabilities similar to Google Sheets, focusing on data synchronization and efficient real-time data handling in a front-end application.