21st century is the time of digital media. Printed media, so popular in the 20th century, become less and less popular. Whereas everyone tends to point out the drawbacks of such state, let's think of positive aspects of digitalisation. Since the invention of the first digital computers, everything has changed. Not only in the world of media but you can notice the changes in every aspect of life. But here I would like to draw your attention to the media. Personal computers and smartphones make it possible to access, modify, store and share digital media by everyone. What is more, electronic devices, digital cameras to mobile phones have the ability to create, transmit and view digital media. Combined with he Internet, digital media has transformed 21st century society dramatically. When you take a look at the past, you will find some analogy. Printing press was the same influential – the cultural, economic and social impact of it was as groundbreaking as digital media. Digi