"But the thing I remember most is..."
The young are awful at recalling the important details of a communication. Adults are notoriously inept at being able able to listen, then recount what was heard. In old age , things just get worse.
So when your pet parrot squawks out loud, repeatedly, what you muttered as your neighbor walked up to your door "Here comes the bitch,", it may be a learning point.
In marketing, this human trait is exploited at every turn. One catchy word or gesture an ad campaign makes. No one remembers the whole story. If you can get most to remember one thing, you are a marketing success.
Scorpio 19 also points to the importance of listening carefully. It is, to make a reference to another Fixed sign symbol, Aquarius 19 "A forest fire quenched", the way to put out the fires of misunderstanding.