No Summary provided as the original text is short
- Bitcoin (BTC): A decentralized digital currency operating without a central authority, using peer-to-peer technology for transactions.
- Gemini: A U.S.-based cryptocurrency exchange founded by the Winklevoss twins, offering trading and custody services.
- Wallet: A digital tool for storing cryptocurrency, which can be either custodial (exchange-held) or non-custodial (user-controlled).