Mainly because they are fun. But I have other reasons that make this text longer and more professional. Illustrations and comics can tell a story that people will pay attention to. It's not just text, an illustration will capture more readers.

You may think of video too. But video is noisy. And sometimes long. People want to control their time (since there's no much during the day, to be up to date with this ocean of information we all know as The Internet)

If you are a smart editor, click now the Buy button and help make illustrations and comics great again.