Must Astrology Fully Reflect the Sky

In this video you will learn:
Quotes related to this topic from Nechepso the King, one of the three earliest founders of the Western tradition. They were preserved by the 2nd century astrologer Vetius Valens;
What are the most powerful predictive techniques in Ancient Astrology and how far and whether they fully reflect the sky;
That there was at least one famous astrologer who cut out all symbolic predictive and delineation techniques;
What extraordinary predictions the Indian astrologers made in the 20th century and whether their techniques fully reflect the sky;
Whether Chinese Astrology reflects the sky at all;
That if they insist that Astrology must fully reflect the heavens, the sidereal astrologers must cut down and give up a great part of the apparatus of Astrology;

Sources:
Free complete version of the Anthology of the astrologer Vetius Valens from Mark Riley’s English translation, with notes and commentary by the Macedonian astrologer Ile Spasev:
https://beyondtheheaven.wordpress.com/2019/02/12/vettius-valens-anthologies-new-edition-of-rileys-translation/
Free complete version of the Anthology of the astrologer Vetius Valens from Mark Riley’s English translation, with notes and commentary by janeg, who even calculated and added the horoscopes to the book:
https://raw.githubusercontent.com/janegca/latex-valens/main/Valens-Anthologies-Annotated.pdf
 
And what do you think about this topic? Should Astrology fully reflect the heavens?