This episode explores blockchain, the technology that reimagines trust in the digital age by removing the need for centralized authorities. Traditionally, financial systems, contracts, and records relied on intermediaries such as banks, governments, or institutions to verify transactions and maintain trust. Blockchain introduced a new model: a distributed ledger shared across thousands of computers, where transactions are verified collectively through cryptography rather than controlled by a single authority.

First introduced with Bitcoin in 2008, blockchain organizes information into linked blocks that create a permanent, tamper-resistant record. Because every participant holds a copy of the ledger, altering past records becomes nearly impossible. This structure allows strangers anywhere in the world to ex ...