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2. **SegWit and Signature Chain**:
- SegWit (Segregated Witness) is a soft fork implemented on the Bitcoin network in 2017 to improve scalability and solve transaction malleability issues by separating digital signatures from transaction data[2][3][5].
- It increases the block weight limit to 4 million weight units without increasing the block size, allowing more transactions to fit in each block[2][5].
- **Breach of Contract Claim**: The notion that SegWit breaks the chain of signatures and makes BTC a "Ponzi-based worthless asset" is a misleading interpretation. SegWit's structure does not alter the security fundamentals of the blockchain but rather enhances efficiency and security against certain types of attacks[2][3][5].