Digitization of everything is making the world a better place. Earlier we used books to gain knowledge but now information is available in your hands in various forms of media with a click of a button. You basically don't need to go to the university to learn stuff and then get a job. Internet saves you a lot of time, money and effort. Near Zero cost as you mentioned in the post T. Want to learn photography? Watch a bunch of videos on YouTube, take your phone and start clicking. It's so convenient and easy as compared to 20-30 years ago.

Transition happening in the field of Energy & various other things you mentioned above, it is very much required as most of them are becoming basic necessities nowadays. Everyone living human deserves the access at a bare minimum cost.

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