As technology advances, so does the industry of digital media. The top three digital industries in the world are advertising, marketing, and public relations. There is also the rapidly growing industry of web design and development, as well as other new tech fields like audio engineering. They are some of the most rapidly growing sectors today. 

Each is a critical part of an organization's success and contributes billions of dollars to global economies. However, there are significant differences among them in terms of size, scope, and impact. This article will take a closer look at each to understand their unique strengths and how they're changing the business landscape.

Audio engineering is the process of capturing, manipulating, and storing sound. It's used in a variety of applications, from movies and video games to live concerts and radio broadcasts. The industry is expected to grow significantly in the next decade as demand for high-quality audio increases. Also, new technologies like virtual reality and augmented reality will create new opportunities for audio engineers. The best audio engineers have a strong understanding of acoustics and sound waves, as well as experience with a variety of audio-editing software programs.

Web design and development is the process of creating websites and web applications. It's a rapidly growing industry that is expected to continue to grow in the next decade. The best web designers and developers have a strong understanding of user experience and web standards, as well as experience with a proper variety of programming languages like angular. There is also a big market now for progressive web apps which are websites that act and feel like mobile apps. 

Digital advertising is the process of creating and delivering online ads. It's a large and growing industry that is expected to continue to grow in the next decade. The best digital advertisers have a strong understanding of online consumer behavior, as well as experience with a variety of ad platforms like Google AdWords and Facebook Ads. They also have a creative streak and can come up with innovative ad campaigns that capture attention and drive results.

Digital marketing is the process of using digital channels to promote or market products and services. It's a large and growing industry that is expected to continue to grow in the next decade. The best digital marketers have a strong understanding of online consumer behavior, as well as experience with a variety of marketing tools and platforms. They also have a creative streak and can come up with innovative marketing campaigns that capture attention and drive results.

Public relations, as a job, is the process of managing an organization's reputation. It's a large and growing industry that is expected to continue to grow in the next decade. The best public relations professionals have a strong understanding of media and communication, as well as experience with a variety of PR tools and strategies. They also have a knack for crisis management and can quickly adapt to changes in public opinion.