No Summary provided as the original text is short
- Spot Market: A market where financial instruments, including cryptocurrencies, are traded for immediate delivery, with transactions settled 'on the spot'.
- Layer-2: A secondary framework or protocol built on top of a blockchain to improve scalability and transaction throughput.
- Airdrop: A marketing strategy in the crypto space where tokens are distributed for free to community members, often as part of promotional or reward programs.