This phenomenon is formally known as hindsight bias. Hindsight bias is when, after an event occurs, we feel we already knew what was going to happen. Hindsight bias is also sometimes called the I-knew-it-all-along phenomenon. This bias is a common occurrence for all of us.
Vertical writing is commonly used for novels, newspapers, comics, and many other forms of writing. Because it goes downwards, vertical writing is invariably used on the spines of books. Some newspapers combine the two forms, using the vertical format for most articles but including some written horizontally, especially for headlines.
Subjective writing is a style of writing that is not well suited for news reporting, textbooks or other forms of writing in which the information or writing needs to be based on pure facts. Writing that is based purely on facts or analysis is called objective writing. Subjective writing works best for blogs, editorials or leaving comments on Internet posts because these are the personal opinions of the writer. Good text books or encyclopedias must contain all objective writing.