This title is misleading: This was formulated as a question that was put forward (verbatim text: "Is a blockchain essentially a linked list?"), and the current

This title is misleading: This was formulated as a question that was put forward (verbatim text: "Is a blockchain essentially a linked list?"), and the current answers are already now diverging between "Not at all!" and "Yes, ... blockchain is similar to a linked list ...".