In philosophy discussions, people routinely lose track of the discussion. They forget or become confused about who said what, what replies to each statement were made, what replies to replies were made, what was left unanswered, and what the current evaluation (given the statements so far) of the conclusion is (and what key issues the conclusion depends on).
This is a companion discussion topic for the original entry at https://criticalfallibilism.com/losing-track-of-discussions/