Build a strong understanding of the core concepts that make Solana different from other blockchains.

Transactions - Collection of instructions for the blockchain to execute
Accounts - Data and state storage mechanism for Solana
Programs - The executable code used to perform actions on the blockchain
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Secret leader election - Clever cryptography can be used to ensure that the identity of the current block proposer is not made public, protecting them from certain types of attack. Splitting the block building and block proposal tasks across separate validators creates a fairer, more censorship resistant and efficient