• Yes, it is possible. There are occasions when simply a fraction of this online ledger needs to be taken into account. This can be accomplished quickly and easily with the help of default choices and filters.
• Obviously, if you were to delete every existing copy of the entire blockchain that exists in the entire planet, everything would be gone. However, no one block can be removed from the blockchain. When you erase a single block from a blockchain, it invalidates all subsequent blocks.

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