One of the biggest topics in marketing today is "content marketing." In the digital era, businesses are creating all kinds of content to interact with and catch the attention and interest of customers -- funny videos, mobile apps, tutorials, slide decks, webinars for B2B audiences, and so on.

Share some examples of companies that have created content (like videos, apps, slide decks etc.) that you have found relevant, useful, or entertaining. Which company made the content? What did you like about it?

Note: Please limit your response to about 100 words.