Answer: whatever u take interest in and is your forte in life do it, because it could take you to a never ending ocean of opportunities
Or do everything with passion for short
The elements that are considered technical are:
- Special Effects
- Scenery
- Costumes
I think the author chose to start the book 19 years before the main events of the story so the reader could absorb things. The author technically wanted the reader(s) to understand something before reading the real story.