Exploring the digital world!
Creating information is that act of standardizing information about the world in a way that can be stored and processed.
The industry invents different ways to handle data. In the past the industry relied heavily on relational databases. More recently they switched to more document (JSON) data storage for certain items. Striking the appropriate balance is hard.
Your information system needs to be efficient in its use of space. If you want to save a stock price from finance.yahoo.com, you should save the name, price, and time not the whole webpage.